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Pixeliro

#1D39C4

Cobalt

#1D39C4Cobalt

Luminance

0.072

Category

Blue

Type

Dark

Best On

#FFFFFF

Color Codes

All color formats for your project

HEX

HEX
#1D39C4
No #
1D39C4

RGB

RGB
rgb(29, 57, 196)
Values
R:29 G:57 B:196

HSL

HSL
hsl(230, 74%, 44%)
Values
H:230° S:74% L:44%

HSV / HSB

HSV
hsv(230, 85%, 77%)
Values
H:230° S:85% V:77%

CMYK

CMYK
cmyk(85%, 71%, 0%, 23%)
Values
C:85 M:71 Y:0 K:23

LAB

LAB
lab(32, 43, -74)
Values
L:32 a:43 b:-74

OKLCH

OKLCH
oklch(43.3% 0.216 266.7)
Values
L:43.3% C:0.216 H:266.7°

Code Formats

CSS
color: #1D39C4;
Swift
UIColor(red: 0.114, green: 0.224, blue: 0.769, alpha: 1.0)
Kotlin
Color(0xFF1D39C4)
Flutter
Color(0xFF1D39C4)
Android
#FF1D39C4

Contrast Analysis

WCAG compliance with grayscale colors

On White

8.63:1

AAA

On Black

2.43:1

Fail

Grayscale Contrast

Aa

0%

2.4

Fail
Aa

10%

2.0

Fail
Aa

20%

1.5

Fail
Aa

30%

1.0

Fail
Aa

40%

1.5

Fail
Aa

50%

2.2

Fail
Aa

60%

3.0

AA-large
Aa

70%

4.1

AA-large
Aa

80%

5.4

AA
Aa

90%

6.8

AA
Aa

100%

8.6

AAA

Best Grayscale Contrast

#FFFFFF with ratio 8.63:1

Aa

Color Harmonies

Harmonious color combinations

complementary

Two colors opposite on the color wheel (180°)

split-complementary

Base color + two colors adjacent to its complement

triadic

Three colors evenly spaced (120° apart)

tetradic

Four colors evenly spaced (90° apart)

analogous

Three colors adjacent on the color wheel (30° apart)

Color Variations

Tints, shades, tones, and full scale

Color Scale (50-900)

50

100

200

300

400

500

600

700

800

900

Tints (Lighter)

Shades (Darker)

Tones (Desaturated)

Gradients (OKLCH)

Primary

90°
CSS
linear-gradient(90deg, #5F76E7 0%, #11206F 100%)
OKLCH
linear-gradient(90deg, oklch(60.5% 0.172 271.7) 0%, oklch(29.5% 0.136 267.8) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #2144F2 0%, #0123CB 100%)
OKLCH
linear-gradient(135deg, oklch(49.8% 0.258 266.2) 0%, oklch(40.5% 0.248 264.3) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #1D39C4 0%, #C3A81D 100%)
OKLCH
linear-gradient(90deg, oklch(43.3% 0.216 266.7) 0%, oklch(73.4% 0.145 96.9) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #1D8CC3 0%, #1D39C4 50%, #551DC3 100%)
OKLCH
linear-gradient(90deg, oklch(60.7% 0.124 237.0) 0%, oklch(43.3% 0.216 266.7) 50%, oklch(43.5% 0.227 287.8) 100%)
Stops
0%
50%
100%

Sunset

90°
CSS
linear-gradient(90deg, #F6CE55 0%, #EE6C2B 50%, #E6193C 100%)
OKLCH
linear-gradient(90deg, oklch(86.4% 0.144 90.6) 0%, oklch(68.0% 0.177 43.8) 50%, oklch(59.1% 0.228 21.2) 100%)
Stops
0%
50%
100%

Ocean

135°
CSS
linear-gradient(135deg, #19A1E6 0%, #22C3B6 50%, #47D1A3 100%)
OKLCH
linear-gradient(135deg, oklch(67.5% 0.146 238.9) 0%, oklch(73.8% 0.124 186.2) 50%, oklch(77.5% 0.136 166.9) 100%)
Stops
0%
50%
100%

Dark Mode

180°
CSS
linear-gradient(180deg, #1D39C3 0%, #11162C 100%)
OKLCH
linear-gradient(180deg, oklch(43.2% 0.214 266.7) 0%, oklch(20.8% 0.044 272.4) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #4963E4 0%, #142785 100%)
OKLCH
radial-gradient(circle, oklch(55.5% 0.197 270.1) 0%, oklch(33.3% 0.157 267.2) 100%)
Stops
0%
100%

💡 About OKLCH Gradients

OKLCH (Oklch Color Space) provides perceptually uniform gradients with better color transitions than traditional RGB/HSL gradients. The format is oklch(L% C H) where L = Lightness (0-100%), C = Chroma (0-0.4), H = Hue (0-360°).

Generate Full Palette

Create a complete brand palette from this color with primary, secondary, accent, and neutral scales.

View Palette