#281A95#281A95

#281A95 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.3% C 0.185 H 275.5°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#281A95
RGB	rgb(40, 26, 149)
HSL	hsl(247, 70%, 34%)
HSV	hsv(247, 83%, 58%)
CMYK	cmyk(73.2%, 82.6%, 0%, 41.6%)
CIE-LAB	lab(21.43, 44.88, -63.74)
CIE-LCH	lch(21.43, 77.95, 305.15°)
OKLab	oklab(34.26% 0.0177 -0.1843)
OKLCH	oklch(34.26% 0.185 275.5)
XYZ	xyz(6.6675, 3.3592, 28.7249)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A95 #87951A

analogous

#1A4A95 #281A95 #661A95

triadic

#281A95 #95281A #1A9528

tetradic

#281A95 #951A4A #87951A #1A9566

square

#281A95 #951A4A #87951A #1A9566

split-complementary

#281A95 #95661A #4A951A

monochromatic

#0C082D #1A1161 #281A95 #3623C9 #5B4ADF

Accessibility & contrast

On white

12.56

#281A95 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#281A95 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A95

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A95	#FFFFFF	#000000	##FFFFFF
##281A95	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003998

Deuteranopia (green-blind)

#002E93

Tritanopia (blue-blind)

#004158

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #281a95;
/* rgb */ color: rgb(40, 26, 149);
/* oklch */ color: oklch(34.3% 0.185 275.5);

Tailwind

colors: {
  custom: {
    50: '#755bb5',
    500: '#281a95',
    950: '#000000',
  },
}

SCSS

$custom: #281a95;
$custom-light: #755bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#281a95",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 149
  },
  "hsl": {
    "h": 246.829,
    "s": 70.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.34261,
    "c": 0.18512,
    "h": 275.5
  },
  "luminance": 0.0336
}

Semantic roles & 50–950 ramp

primary

#281A95

secondary

#B4C14A

accent

#ED3BD9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281A95

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

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