#281980#281980

#281980 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.160 H 278.7°. Best body text is #FFFFFF at 13.63:1 contrast (WCAG AA passes).

Color values

HEX	#281980
RGB	rgb(40, 25, 128)
HSL	hsl(249, 67%, 30%)
HSV	hsv(249, 80%, 50%)
CMYK	cmyk(68.8%, 80.5%, 0%, 49.8%)
CIE-LAB	lab(18.82, 38.72, -54.91)
CIE-LCH	lch(18.82, 67.19, 305.19°)
OKLab	oklab(31.73% 0.0241 -0.1586)
OKLCH	oklch(31.73% 0.16 278.7)
XYZ	xyz(5.1177, 2.7045, 20.6702)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281980 #718019

analogous

#193D80 #281980 #5C1980

triadic

#281980 #802819 #198028

tetradic

#281980 #80193D #718019 #19805C

square

#281980 #80193D #718019 #19805C

split-complementary

#281980 #805C19 #3D8019

monochromatic

#08051A #180F4D #281980 #3823B3 #523BD9

Accessibility & contrast

On white

13.63

#281980 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#281980 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281980

13.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281980	#FFFFFF	#000000	##FFFFFF
##281980	1.00	13.63	1.54	13.63
#FFFFFF	13.63	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003283

Deuteranopia (green-blind)

#002A7E

Tritanopia (blue-blind)

#00384C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #281980;
/* rgb */ color: rgb(40, 25, 128);
/* oklch */ color: oklch(31.7% 0.160 278.7);

Tailwind

colors: {
  custom: {
    50: '#7059a6',
    500: '#281980',
    950: '#000000',
  },
}

SCSS

$custom: #281980;
$custom-light: #7059a6;
$custom-dark: #000000;

JSON

{
  "hex": "#281980",
  "rgb": {
    "r": 40,
    "g": 25,
    "b": 128
  },
  "hsl": {
    "h": 248.738,
    "s": 67.32,
    "l": 30
  },
  "oklch": {
    "l": 0.31732,
    "c": 0.16043,
    "h": 278.7
  },
  "luminance": 0.02705
}

Semantic roles & 50–950 ramp

primary

#281980

secondary

#A3B441

accent

#EA3ED1

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#09030F

muted

#7B787F

Preview Lab

Preview with #281980

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

Preview Lab → · Contrast checker → · Palette generator →