#281A86#281A86

#281A86 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.167 H 277.5°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#281A86
RGB	rgb(40, 26, 134)
HSL	hsl(248, 68%, 31%)
HSV	hsv(248, 81%, 53%)
CMYK	cmyk(70.1%, 80.6%, 0%, 47.5%)
CIE-LAB	lab(19.68, 40.13, -57.28)
CIE-LCH	lch(19.68, 69.94, 305.02°)
OKLab	oklab(32.54% 0.0219 -0.1655)
OKLCH	oklch(32.54% 0.167 277.5)
XYZ	xyz(5.5461, 2.9106, 22.8192)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A86 #78861A

analogous

#1A4286 #281A86 #5E1A86

triadic

#281A86 #86281A #1A8628

tetradic

#281A86 #861A42 #78861A #1A865E

square

#281A86 #861A42 #78861A #1A865E

split-complementary

#281A86 #865E1A #42861A

monochromatic

#09061F #191053 #281A86 #3724B9 #5440DA

Accessibility & contrast

On white

13.27

#281A86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#281A86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A86

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A86	#FFFFFF	#000000	##FFFFFF
##281A86	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003489

Deuteranopia (green-blind)

#002B84

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #281a86;
/* rgb */ color: rgb(40, 26, 134);
/* oklch */ color: oklch(32.5% 0.167 277.5);

Tailwind

colors: {
  custom: {
    50: '#715aaa',
    500: '#281a86',
    950: '#000000',
  },
}

SCSS

$custom: #281a86;
$custom-light: #715aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#281a86",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 134
  },
  "hsl": {
    "h": 247.778,
    "s": 67.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32536,
    "c": 0.16693,
    "h": 277.5
  },
  "luminance": 0.02911
}

Semantic roles & 50–950 ramp

primary

#281A86

secondary

#AAB942

accent

#EA3DD4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #281A86

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

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