#281E5E#281E5E

#281E5E is a dark, moderate blue. Relative luminance 0.022; OKLCH L 29.0% C 0.109 H 284.5°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#281E5E
RGB	rgb(40, 30, 94)
HSL	hsl(249, 52%, 24%)
HSV	hsv(249, 68%, 37%)
CMYK	cmyk(57.4%, 68.1%, 0%, 63.1%)
CIE-LAB	lab(16.44, 24.25, -36.74)
CIE-LCH	lch(16.44, 44.02, 303.42°)
OKLab	oklab(28.99% 0.0272 -0.1054)
OKLCH	oklch(28.99% 0.109 284.5)
XYZ	xyz(3.3591, 2.1876, 10.8328)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E5E #545E1E

analogous

#1E345E #281E5E #481E5E

triadic

#281E5E #5E281E #1E5E28

tetradic

#281E5E #5E1E34 #545E1E #1E5E48

square

#281E5E #5E1E34 #545E1E #1E5E48

split-complementary

#281E5E #5E481E #345E1E

monochromatic

#0A0717 #140F30 #281E5E #3C2D8C #4F3CBB

Accessibility & contrast

On white

14.61

#281E5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#281E5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E5E

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E5E	#FFFFFF	#000000	##FFFFFF
##281E5E	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B60

Deuteranopia (green-blind)

#00275D

Tritanopia (blue-blind)

#112E3B

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #281e5e;
/* rgb */ color: rgb(40, 30, 94);
/* oklch */ color: oklch(29.0% 0.109 284.5);

Tailwind

colors: {
  custom: {
    50: '#685a8c',
    500: '#281e5e',
    950: '#000000',
  },
}

SCSS

$custom: #281e5e;
$custom-light: #685a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#281e5e",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 94
  },
  "hsl": {
    "h": 249.375,
    "s": 51.613,
    "l": 24.314
  },
  "oklch": {
    "l": 0.28992,
    "c": 0.1089,
    "h": 284.5
  },
  "luminance": 0.02188
}

Semantic roles & 50–950 ramp

primary

#281E5E

secondary

#879345

accent

#DB4DC5

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #281E5E

Body copy rendered with the generated semantic roles for this colour.

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