#281C5E#281C5E

#281C5E is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.6% C 0.112 H 285.2°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#281C5E
RGB	rgb(40, 28, 94)
HSL	hsl(251, 54%, 24%)
HSV	hsv(251, 70%, 37%)
CMYK	cmyk(57.4%, 70.2%, 0%, 63.1%)
CIE-LAB	lab(15.95, 25.56, -37.54)
CIE-LCH	lch(15.95, 45.42, 304.25°)
OKLab	oklab(28.64% 0.0294 -0.1078)
OKLCH	oklch(28.64% 0.112 285.2)
XYZ	xyz(3.3101, 2.0896, 10.8164)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281C5E #525E1C

analogous

#1C315E #281C5E #491C5E

triadic

#281C5E #5E281C #1C5E28

tetradic

#281C5E #5E1C31 #525E1C #1C5E49

square

#281C5E #5E1C31 #525E1C #1C5E49

split-complementary

#281C5E #5E491C #315E1C

monochromatic

#0A0718 #140E2F #281C5E #3C2A8D #5038BC

Accessibility & contrast

On white

14.81

#281C5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#281C5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281C5E

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281C5E	#FFFFFF	#000000	##FFFFFF
##281C5E	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A60

Deuteranopia (green-blind)

#00265D

Tritanopia (blue-blind)

#112C3A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #281c5e;
/* rgb */ color: rgb(40, 28, 94);
/* oklch */ color: oklch(28.6% 0.112 285.2);

Tailwind

colors: {
  custom: {
    50: '#68598c',
    500: '#281c5e',
    950: '#000000',
  },
}

SCSS

$custom: #281c5e;
$custom-light: #68598c;
$custom-dark: #000000;

JSON

{
  "hex": "#281c5e",
  "rgb": {
    "r": 40,
    "g": 28,
    "b": 94
  },
  "hsl": {
    "h": 250.909,
    "s": 54.098,
    "l": 23.922
  },
  "oklch": {
    "l": 0.28635,
    "c": 0.11174,
    "h": 285.2
  },
  "luminance": 0.0209
}

Semantic roles & 50–950 ramp

primary

#281C5E

secondary

#859342

accent

#DD4AC3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#07030C

muted

#7A787D

Preview Lab

Preview with #281C5E

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

Preview Lab → · Contrast checker → · Palette generator →