#585B70

Charcoal

#585B70Charcoal

Luminance

0.107

Category

Blue

Type

Dark

Best On

#FFFFFF

Color Codes

All color formats for your project

HEX

HEX
#585B70
No #
585B70

RGB

RGB
rgb(88, 91, 112)
Values
R:88 G:91 B:112

HSL

HSL
hsl(233, 12%, 39%)
Values
H:233° S:12% L:39%

HSV / HSB

HSV
hsv(233, 21%, 44%)
Values
H:233° S:21% V:44%

CMYK

CMYK
cmyk(21%, 19%, 0%, 56%)
Values
C:21 M:19 Y:0 K:56

LAB

LAB
lab(39, 4, -12)
Values
L:39 a:4 b:-12

OKLCH

OKLCH
oklch(47.7% 0.034 278.6)
Values
L:47.7% C:0.034 H:278.6°

Code Formats

CSS
color: #585B70;
Swift
UIColor(red: 0.345, green: 0.357, blue: 0.439, alpha: 1.0)
Kotlin
Color(0xFF585B70)
Flutter
Color(0xFF585B70)
Android
#FF585B70

Contrast Analysis

WCAG compliance with grayscale colors

On White

6.68:1

AA

On Black

3.15:1

AA-large

Grayscale Contrast

Aa

0%

3.1

AA-large
Aa

10%

2.6

Fail
Aa

20%

1.9

Fail
Aa

30%

1.3

Fail
Aa

40%

1.2

Fail
Aa

50%

1.7

Fail
Aa

60%

2.3

Fail
Aa

70%

3.2

AA-large
Aa

80%

4.2

AA-large
Aa

90%

5.3

AA
Aa

100%

6.7

AA

Best Grayscale Contrast

#FFFFFF with ratio 6.68:1

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, #8A8DA3 0%, #383A47 100%)
OKLCH
linear-gradient(90deg, oklch(64.8% 0.033 279.3) 0%, oklch(35.2% 0.023 278.3) 100%)
Stops
0%
100%

Vibrant

135°
CSS
linear-gradient(135deg, #5B639F 0%, #40498C 100%)
OKLCH
linear-gradient(135deg, oklch(52.0% 0.095 276.8) 0%, oklch(43.3% 0.110 275.1) 100%)
Stops
0%
100%

Complementary

90°
CSS
linear-gradient(90deg, #585B70 0%, #6F6D58 100%)
OKLCH
linear-gradient(90deg, oklch(47.7% 0.034 278.6) 0%, oklch(53.0% 0.032 102.9) 100%)
Stops
0%
100%

Analogous

90°
CSS
linear-gradient(90deg, #58666F 0%, #585B70 50%, #61586F 100%)
OKLCH
linear-gradient(90deg, oklch(50.2% 0.022 236.1) 0%, oklch(47.7% 0.034 278.6) 50%, oklch(47.8% 0.038 302.8) 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, #585A6F 0%, #181A25 100%)
OKLCH
linear-gradient(180deg, oklch(47.4% 0.034 280.7) 0%, oklch(22.1% 0.022 276.5) 100%)
Stops
0%
100%

Radial Glow

Radial
CSS
radial-gradient(circle, #7C7F98 0%, #434556 100%)
OKLCH
radial-gradient(circle, oklch(60.3% 0.038 279.8) 0%, oklch(39.5% 0.029 279.7) 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