#281E64#281E64

#281E64 is a dark, moderate blue. Relative luminance 0.023; OKLCH L 29.6% C 0.118 H 283.0°. Best body text is #FFFFFF at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#281E64
RGB	rgb(40, 30, 100)
HSL	hsl(249, 54%, 25%)
HSV	hsv(249, 70%, 39%)
CMYK	cmyk(60%, 70%, 0%, 60.8%)
CIE-LAB	lab(16.99, 26.34, -39.82)
CIE-LCH	lch(16.99, 47.74, 303.48°)
OKLab	oklab(29.56% 0.0265 -0.1145)
OKLCH	oklch(29.56% 0.118 283)
XYZ	xyz(3.6389, 2.2995, 12.3062)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E64 #5A641E

analogous

#1E3764 #281E64 #4B1E64

triadic

#281E64 #64281E #1E6428

tetradic

#281E64 #641E37 #5A641E #1E644B

square

#281E64 #641E37 #5A641E #1E644B

split-complementary

#281E64 #644B1E #37641E

monochromatic

#090718 #151035 #281E64 #3B2C93 #4E3AC2

Accessibility & contrast

On white

14.38

#281E64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#281E64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E64

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E64	#FFFFFF	#000000	##FFFFFF
##281E64	1.00	14.38	1.46	14.38
#FFFFFF	14.38	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C66

Deuteranopia (green-blind)

#002763

Tritanopia (blue-blind)

#09303E

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #281e64;
/* rgb */ color: rgb(40, 30, 100);
/* oklch */ color: oklch(29.6% 0.118 283.0);

Tailwind

colors: {
  custom: {
    50: '#695a91',
    500: '#281e64',
    950: '#000000',
  },
}

SCSS

$custom: #281e64;
$custom-light: #695a91;
$custom-dark: #000000;

JSON

{
  "hex": "#281e64",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 100
  },
  "hsl": {
    "h": 248.571,
    "s": 53.846,
    "l": 25.49
  },
  "oklch": {
    "l": 0.29556,
    "c": 0.11753,
    "h": 283
  },
  "luminance": 0.023
}

Semantic roles & 50–950 ramp

primary

#281E64

secondary

#8D9945

accent

#DD4BC8

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#07040D

muted

#7A797E

Preview Lab

Preview with #281E64

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

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