Pixeliro Logo
Pixeliro

#1E40AF

Cobalt

#1E40AFCobalt

Luminance

0.070

Category

Blue

Type

Dark

Best On

#FFFFFF

Color Codes

All color formats for your project

HEX

HEX
#1E40AF
No #
1E40AF

RGB

RGB
rgb(30, 64, 175)
Values
R:30 G:64 B:175

HSL

HSL
hsl(226, 71%, 40%)
Values
H:226° S:71% L:40%

HSV / HSB

HSV
hsv(226, 83%, 69%)
Values
H:226° S:83% V:69%

CMYK

CMYK
cmyk(83%, 63%, 0%, 31%)
Values
C:83 M:63 Y:0 K:31

LAB

LAB
lab(32, 30, -62)
Values
L:32 a:30 b:-62

OKLCH

OKLCH
oklch(42.4% 0.181 265.6)
Values
L:42.4% C:0.181 H:265.6°

Code Formats

CSS
color: #1E40AF;
Swift
UIColor(red: 0.118, green: 0.251, blue: 0.686, alpha: 1.0)
Kotlin
Color(0xFF1E40AF)
Flutter
Color(0xFF1E40AF)
Android
#FF1E40AF

Contrast Analysis

WCAG compliance with grayscale colors

On White

8.72:1

AAA

On Black

2.41:1

Fail

Grayscale Contrast

Aa

0%

2.4

Fail
Aa

10%

2.0

Fail
Aa

20%

1.4

Fail
Aa

30%

1.0

Fail
Aa

40%

1.5

Fail
Aa

50%

2.2

Fail
Aa

60%

3.1

AA-large
Aa

70%

4.2

AA-large
Aa

80%

5.4

AA
Aa

90%

6.9

AA
Aa

100%

8.7

AAA

Best Grayscale Contrast

#FFFFFF with ratio 8.72:1

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, #5172E1 0%, #12286D 100%)
OKLCH
linear-gradient(90deg, oklch(58.5% 0.173 268.2) 0%, oklch(30.9% 0.123 265.8) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #1245ED 0%, #0432C8 100%)
OKLCH
linear-gradient(135deg, oklch(49.1% 0.254 264.5) 0%, oklch(42.1% 0.231 264.1) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #1E40AF 0%, #AE8D1E 100%)
OKLCH
linear-gradient(90deg, oklch(42.4% 0.181 265.6) 0%, oklch(65.6% 0.126 90.7) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #1E88AE 0%, #1E40AF 50%, #441EAE 100%)
OKLCH
linear-gradient(90deg, oklch(58.7% 0.107 228.1) 0%, oklch(42.4% 0.181 265.6) 50%, oklch(39.8% 0.205 284.1) 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, #1E3FAE 0%, #12182B 100%)
OKLCH
linear-gradient(180deg, oklch(42.2% 0.181 265.8) 0%, oklch(21.4% 0.039 269.6) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #3B61DE 0%, #163083 100%)
OKLCH
radial-gradient(circle, oklch(53.9% 0.196 266.8) 0%, oklch(34.9% 0.143 265.7) 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