#281594#281594

#281594 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.6% C 0.188 H 276.0°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#281594
RGB	rgb(40, 21, 148)
HSL	hsl(249, 75%, 33%)
HSV	hsv(249, 86%, 58%)
CMYK	cmyk(73%, 85.8%, 0%, 42%)
CIE-LAB	lab(20.54, 46.84, -64.60)
CIE-LCH	lch(20.54, 79.79, 305.95°)
OKLab	oklab(33.61% 0.0198 -0.1867)
OKLCH	oklch(33.61% 0.188 276)
XYZ	xyz(6.4868, 3.1249, 28.2725)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281594 #819415

analogous

#154294 #281594 #671594

triadic

#281594 #942815 #159428

tetradic

#281594 #941542 #819415 #159467

square

#281594 #941542 #819415 #159467

split-complementary

#281594 #946715 #429415

monochromatic

#0B0629 #1A0D5E #281594 #361DCA #5840E4

Accessibility & contrast

On white

12.92

#281594 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#281594 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281594

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281594	#FFFFFF	#000000	##FFFFFF
##281594	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003797

Deuteranopia (green-blind)

#002C92

Tritanopia (blue-blind)

#003F57

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #281594;
/* rgb */ color: rgb(40, 21, 148);
/* oklch */ color: oklch(33.6% 0.188 276.0);

Tailwind

colors: {
  custom: {
    50: '#7558b5',
    500: '#281594',
    950: '#000000',
  },
}

SCSS

$custom: #281594;
$custom-light: #7558b5;
$custom-dark: #000000;

JSON

{
  "hex": "#281594",
  "rgb": {
    "r": 40,
    "g": 21,
    "b": 148
  },
  "hsl": {
    "h": 248.976,
    "s": 75.148,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33612,
    "c": 0.18772,
    "h": 276
  },
  "luminance": 0.03126
}

Semantic roles & 50–950 ramp

primary

#281594

secondary

#B0C441

accent

#F236D6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281594

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

Preview Lab → · Contrast checker → · Palette generator →