#281C95#281C95

#281C95 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.183 H 275.3°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#281C95
RGB	rgb(40, 28, 149)
HSL	hsl(246, 68%, 35%)
HSV	hsv(246, 81%, 58%)
CMYK	cmyk(73.2%, 81.2%, 0%, 41.6%)
CIE-LAB	lab(21.77, 43.90, -63.18)
CIE-LCH	lch(21.77, 76.93, 304.79°)
OKLab	oklab(34.5% 0.0169 -0.1827)
OKLCH	oklch(34.5% 0.183 275.3)
XYZ	xyz(6.7134, 3.4509, 28.7402)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281C95 #89951C

analogous

#1C4D95 #281C95 #641C95

triadic

#281C95 #95281C #1C9528

tetradic

#281C95 #951C4D #89951C #1C9564

square

#281C95 #951C4D #89951C #1C9564

split-complementary

#281C95 #95641C #4D951C

monochromatic

#0C092E #1A1261 #281C95 #3626C9 #5C4EDE

Accessibility & contrast

On white

12.42

#281C95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#281C95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281C95

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281C95	#FFFFFF	#000000	##FFFFFF
##281C95	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003998

Deuteranopia (green-blind)

#002F93

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #281c95;
/* rgb */ color: rgb(40, 28, 149);
/* oklch */ color: oklch(34.5% 0.183 275.3);

Tailwind

colors: {
  custom: {
    50: '#745cb5',
    500: '#281c95',
    950: '#000000',
  },
}

SCSS

$custom: #281c95;
$custom-light: #745cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#281c95",
  "rgb": {
    "r": 40,
    "g": 28,
    "b": 149
  },
  "hsl": {
    "h": 245.95,
    "s": 68.362,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34496,
    "c": 0.18346,
    "h": 275.3
  },
  "luminance": 0.03452
}

Semantic roles & 50–950 ramp

primary

#281C95

secondary

#B5C04D

accent

#EB3DDA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281C95

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

Preview Lab → · Contrast checker → · Palette generator →