#281A94#281A94

#281A94 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 34.1% C 0.184 H 275.6°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#281A94
RGB	rgb(40, 26, 148)
HSL	hsl(247, 70%, 34%)
HSV	hsv(247, 82%, 58%)
CMYK	cmyk(73%, 82.4%, 0%, 42%)
CIE-LAB	lab(21.31, 44.57, -63.32)
CIE-LCH	lch(21.31, 77.43, 305.14°)
OKLab	oklab(34.14% 0.018 -0.183)
OKLCH	oklch(34.14% 0.184 275.6)
XYZ	xyz(6.5880, 3.3274, 28.3063)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A94 #86941A

analogous

#1A4994 #281A94 #651A94

triadic

#281A94 #94281A #1A9428

tetradic

#281A94 #941A49 #86941A #1A9465

square

#281A94 #941A49 #86941A #1A9465

split-complementary

#281A94 #94651A #49941A

monochromatic

#0C082C #1A1160 #281A94 #3623C8 #5B49DF

Accessibility & contrast

On white

12.61

#281A94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#281A94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A94

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A94	#FFFFFF	#000000	##FFFFFF
##281A94	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003897

Deuteranopia (green-blind)

#002E92

Tritanopia (blue-blind)

#004058

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #281a94;
/* rgb */ color: rgb(40, 26, 148);
/* oklch */ color: oklch(34.1% 0.184 275.6);

Tailwind

colors: {
  custom: {
    50: '#745bb5',
    500: '#281a94',
    950: '#000000',
  },
}

SCSS

$custom: #281a94;
$custom-light: #745bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#281a94",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 148
  },
  "hsl": {
    "h": 246.885,
    "s": 70.115,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34145,
    "c": 0.18393,
    "h": 275.6
  },
  "luminance": 0.03328
}

Semantic roles & 50–950 ramp

primary

#281A94

secondary

#B3C149

accent

#ED3BD8

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281A94

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

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