#281987#281987

#281987 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.5% C 0.169 H 277.5°. Best body text is #FFFFFF at 13.30:1 contrast (WCAG AA passes).

Color values

HEX	#281987
RGB	rgb(40, 25, 135)
HSL	hsl(248, 69%, 31%)
HSV	hsv(248, 81%, 53%)
CMYK	cmyk(70.4%, 81.5%, 0%, 47.1%)
CIE-LAB	lab(19.62, 40.97, -58.01)
CIE-LCH	lch(19.62, 71.02, 305.23°)
OKLab	oklab(32.53% 0.0221 -0.1676)
OKLCH	oklch(32.53% 0.169 277.5)
XYZ	xyz(5.5945, 2.8951, 23.1810)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281987 #788719

analogous

#194187 #281987 #5F1987

triadic

#281987 #872819 #198728

tetradic

#281987 #871941 #788719 #19875F

square

#281987 #871941 #788719 #19875F

split-complementary

#281987 #875F19 #418719

monochromatic

#090620 #190F53 #281987 #3723BB #543FDB

Accessibility & contrast

On white

13.30

#281987 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#281987 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281987

13.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281987	#FFFFFF	#000000	##FFFFFF
##281987	1.00	13.30	1.58	13.30
#FFFFFF	13.30	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348A

Deuteranopia (green-blind)

#002B85

Tritanopia (blue-blind)

#003B50

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #281987;
/* rgb */ color: rgb(40, 25, 135);
/* oklch */ color: oklch(32.5% 0.169 277.5);

Tailwind

colors: {
  custom: {
    50: '#7159ab',
    500: '#281987',
    950: '#000000',
  },
}

SCSS

$custom: #281987;
$custom-light: #7159ab;
$custom-dark: #000000;

JSON

{
  "hex": "#281987",
  "rgb": {
    "r": 40,
    "g": 25,
    "b": 135
  },
  "hsl": {
    "h": 248.182,
    "s": 68.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32526,
    "c": 0.16906,
    "h": 277.5
  },
  "luminance": 0.02896
}

Semantic roles & 50–950 ramp

primary

#281987

secondary

#AABA41

accent

#EC3CD4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #281987

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

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