#281F52#281F52

#281F52 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 28.1% C 0.089 H 287.3°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#281F52
RGB	rgb(40, 31, 82)
HSL	hsl(251, 45%, 22%)
HSV	hsv(251, 62%, 32%)
CMYK	cmyk(51.2%, 62.2%, 0%, 67.8%)
CIE-LAB	lab(15.70, 19.39, -29.89)
CIE-LCH	lch(15.70, 35.63, 302.98°)
OKLab	oklab(28.13% 0.0266 -0.0853)
OKLCH	oklch(28.13% 0.089 287.3)
XYZ	xyz(2.8876, 2.0402, 8.2226)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281F52 #49521F

analogous

#1F3052 #281F52 #421F52

triadic

#281F52 #52281F #1F5228

tetradic

#281F52 #521F30 #49521F #1F5242

square

#281F52 #521F30 #49521F #1F5242

split-complementary

#281F52 #52421F #30521F

monochromatic

#0B0816 #120E26 #281F52 #3E307E #5341AB

Accessibility & contrast

On white

14.91

#281F52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#281F52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281F52

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281F52	#FFFFFF	#000000	##FFFFFF
##281F52	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#012854

Deuteranopia (green-blind)

#012651

Tritanopia (blue-blind)

#1A2A35

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #281f52;
/* rgb */ color: rgb(40, 31, 82);
/* oklch */ color: oklch(28.1% 0.089 287.3);

Tailwind

colors: {
  custom: {
    50: '#665b83',
    500: '#281f52',
    950: '#000000',
  },
}

SCSS

$custom: #281f52;
$custom-light: #665b83;
$custom-dark: #000000;

JSON

{
  "hex": "#281f52",
  "rgb": {
    "r": 40,
    "g": 31,
    "b": 82
  },
  "hsl": {
    "h": 250.588,
    "s": 45.133,
    "l": 22.157
  },
  "oklch": {
    "l": 0.28127,
    "c": 0.08935,
    "h": 287.3
  },
  "luminance": 0.0204
}

Semantic roles & 50–950 ramp

primary

#281F52

secondary

#7B8746

accent

#D553BE

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#06040A

muted

#7A797C

Preview Lab

Preview with #281F52

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

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