#281A3E#281A3E

#281A3E is a dark, moderate violet. Relative luminance 0.015; OKLCH L 25.5% C 0.067 H 299.6°. Best body text is #FFFFFF at 16.06:1 contrast (WCAG AA passes).

Color values

HEX	#281A3E
RGB	rgb(40, 26, 62)
HSL	hsl(263, 41%, 17%)
HSV	hsv(263, 58%, 24%)
CMYK	cmyk(35.5%, 58.1%, 0%, 75.7%)
CIE-LAB	lab(12.85, 16.27, -20.63)
CIE-LCH	lch(12.85, 26.28, 308.26°)
OKLab	oklab(25.54% 0.033 -0.0581)
OKLCH	oklch(25.54% 0.067 299.6)
XYZ	xyz(2.1138, 1.5377, 4.7419)
Luminance	0.0154 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A3E #303E1A

analogous

#1A1E3E #281A3E #3A1A3E

triadic

#281A3E #3E281A #1A3E28

tetradic

#281A3E #3E1A1E #303E1A #1A3E3A

square

#281A3E #3E1A1E #303E1A #1A3E3A

split-complementary

#281A3E #3E3A1A #1E3E1A

monochromatic

#0E0916 #0E0916 #281A3E #442C69 #603E94

Accessibility & contrast

On white

16.06

#281A3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#281A3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A3E

16.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A3E	#FFFFFF	#000000	##FFFFFF
##281A3E	1.00	16.06	1.31	16.06
#FFFFFF	16.06	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E213F

Deuteranopia (green-blind)

#11213D

Tritanopia (blue-blind)

#242129

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #281a3e;
/* rgb */ color: rgb(40, 26, 62);
/* oklch */ color: oklch(25.5% 0.067 299.6);

Tailwind

colors: {
  custom: {
    50: '#635773',
    500: '#281a3e',
    950: '#000000',
  },
}

SCSS

$custom: #281a3e;
$custom-light: #635773;
$custom-dark: #000000;

JSON

{
  "hex": "#281a3e",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 62
  },
  "hsl": {
    "h": 263.333,
    "s": 40.909,
    "l": 17.255
  },
  "oklch": {
    "l": 0.25539,
    "c": 0.06687,
    "h": 299.6
  },
  "luminance": 0.01538
}

Semantic roles & 50–950 ramp

primary

#281A3E

secondary

#607440

accent

#D157A1

background

#F6F5F7

surface

#EBE9ED

border

#C6C5C8

text

#050308

muted

#7A787B

Preview Lab

Preview with #281A3E

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

Preview Lab → · Contrast checker → · Palette generator →