#281C94#281C94

#281C94 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.4% C 0.182 H 275.4°. Best body text is #FFFFFF at 12.47:1 contrast (WCAG AA passes).

Color values

HEX	#281C94
RGB	rgb(40, 28, 148)
HSL	hsl(246, 68%, 35%)
HSV	hsv(246, 81%, 58%)
CMYK	cmyk(73%, 81.1%, 0%, 42%)
CIE-LAB	lab(21.65, 43.58, -62.75)
CIE-LCH	lch(21.65, 76.40, 304.78°)
OKLab	oklab(34.38% 0.0172 -0.1814)
OKLCH	oklch(34.38% 0.182 275.4)
XYZ	xyz(6.6339, 3.4191, 28.3216)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281C94 #88941C

analogous

#1C4C94 #281C94 #641C94

triadic

#281C94 #94281C #1C9428

tetradic

#281C94 #941C4C #88941C #1C9464

square

#281C94 #941C4C #88941C #1C9464

split-complementary

#281C94 #94641C #4C941C

monochromatic

#0C092D #1A1261 #281C94 #3626C7 #5B4DDD

Accessibility & contrast

On white

12.47

#281C94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#281C94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281C94

12.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281C94	#FFFFFF	#000000	##FFFFFF
##281C94	1.00	12.47	1.68	12.47
#FFFFFF	12.47	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003997

Deuteranopia (green-blind)

#002E92

Tritanopia (blue-blind)

#004158

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #281c94;
/* rgb */ color: rgb(40, 28, 148);
/* oklch */ color: oklch(34.4% 0.182 275.4);

Tailwind

colors: {
  custom: {
    50: '#745cb5',
    500: '#281c94',
    950: '#000000',
  },
}

SCSS

$custom: #281c94;
$custom-light: #745cb5;
$custom-dark: #000000;

JSON

{
  "hex": "#281c94",
  "rgb": {
    "r": 40,
    "g": 28,
    "b": 148
  },
  "hsl": {
    "h": 246,
    "s": 68.182,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34381,
    "c": 0.18225,
    "h": 275.4
  },
  "luminance": 0.0342
}

Semantic roles & 50–950 ramp

primary

#281C94

secondary

#B4C04C

accent

#EB3DDA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281C94

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

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