#281E82#281E82

#281E82 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.6% C 0.158 H 277.5°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#281E82
RGB	rgb(40, 30, 130)
HSL	hsl(246, 63%, 31%)
HSV	hsv(246, 77%, 51%)
CMYK	cmyk(69.2%, 76.9%, 0%, 49%)
CIE-LAB	lab(20.01, 36.62, -54.22)
CIE-LCH	lch(20.01, 65.43, 304.04°)
OKLab	oklab(32.63% 0.0207 -0.1566)
OKLCH	oklch(32.63% 0.158 277.5)
XYZ	xyz(5.3673, 2.9909, 21.4092)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E82 #78821E

analogous

#1E4682 #281E82 #5A1E82

triadic

#281E82 #82281E #1E8228

tetradic

#281E82 #821E46 #78821E #1E825A

square

#281E82 #821E46 #78821E #1E825A

split-complementary

#281E82 #825A1E #46821E

monochromatic

#09071F #191350 #281E82 #3729B4 #5446D4

Accessibility & contrast

On white

13.14

#281E82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#281E82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E82

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E82	#FFFFFF	#000000	##FFFFFF
##281E82	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003485

Deuteranopia (green-blind)

#002C80

Tritanopia (blue-blind)

#003B4E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #281e82;
/* rgb */ color: rgb(40, 30, 130);
/* oklch */ color: oklch(32.6% 0.158 277.5);

Tailwind

colors: {
  custom: {
    50: '#705ca7',
    500: '#281e82',
    950: '#000000',
  },
}

SCSS

$custom: #281e82;
$custom-light: #705ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#281e82",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 130
  },
  "hsl": {
    "h": 246,
    "s": 62.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32633,
    "c": 0.15799,
    "h": 277.5
  },
  "luminance": 0.02991
}

Semantic roles & 50–950 ramp

primary

#281E82

secondary

#AAB547

accent

#E642D5

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #281E82

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

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