#282C59#282C59

#282C59 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.5% C 0.080 H 277.0°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#282C59
RGB	rgb(40, 44, 89)
HSL	hsl(235, 38%, 25%)
HSV	hsv(235, 55%, 35%)
CMYK	cmyk(55.1%, 50.6%, 0%, 65.1%)
CIE-LAB	lab(19.94, 12.68, -27.77)
CIE-LCH	lch(19.94, 30.53, 294.53°)
OKLab	oklab(31.47% 0.0097 -0.079)
OKLCH	oklch(31.47% 0.08 277)
XYZ	xyz(3.5784, 2.9735, 9.8346)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C59 #595528

analogous

#284459 #282C59 #3C2859

triadic

#282C59 #59282C #2C5928

tetradic

#282C59 #592844 #595528 #28593C

square

#282C59 #592844 #595528 #28593C

split-complementary

#282C59 #593C28 #445928

monochromatic

#090A15 #15172F #282C59 #3B4183 #4E56AD

Accessibility & contrast

On white

13.17

#282C59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#282C59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C59

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C59	#FFFFFF	#000000	##FFFFFF
##282C59	1.00	13.17	1.59	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18325B

Deuteranopia (green-blind)

#132E58

Tritanopia (blue-blind)

#14363E

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #282c59;
/* rgb */ color: rgb(40, 44, 89);
/* oklch */ color: oklch(31.5% 0.080 277.0);

Tailwind

colors: {
  custom: {
    50: '#666488',
    500: '#282c59',
    950: '#000000',
  },
}

SCSS

$custom: #282c59;
$custom-light: #666488;
$custom-dark: #000000;

JSON

{
  "hex": "#282c59",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 89
  },
  "hsl": {
    "h": 235.102,
    "s": 37.984,
    "l": 25.294
  },
  "oklch": {
    "l": 0.31467,
    "c": 0.07958,
    "h": 277
  },
  "luminance": 0.02974
}

Semantic roles & 50–950 ramp

primary

#282C59

secondary

#8C8751

accent

#C45ACE

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050B

muted

#7A7A7C

Preview Lab

Preview with #282C59

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

Preview Lab → · Contrast checker → · Palette generator →