#282A5F#282A5F

#282A5F is a dark, moderate blue. Relative luminance 0.029; OKLCH L 31.5% C 0.092 H 278.0°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#282A5F
RGB	rgb(40, 42, 95)
HSL	hsl(238, 41%, 26%)
HSV	hsv(238, 58%, 37%)
CMYK	cmyk(57.9%, 55.8%, 0%, 62.7%)
CIE-LAB	lab(19.77, 16.29, -32.01)
CIE-LCH	lch(19.77, 35.91, 296.97°)
OKLab	oklab(31.48% 0.0129 -0.0915)
OKLCH	oklch(31.48% 0.092 278)
XYZ	xyz(3.7679, 2.9330, 11.1918)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A5F #5F5D28

analogous

#28465F #282A5F #42285F

triadic

#282A5F #5F282A #2A5F28

tetradic

#282A5F #5F2846 #5F5D28 #285F42

square

#282A5F #5F2846 #5F5D28 #285F42

split-complementary

#282A5F #5F4228 #465F28

monochromatic

#090A16 #161734 #282A5F #3A3D8A #4D51B4

Accessibility & contrast

On white

13.24

#282A5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#282A5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A5F

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A5F	#FFFFFF	#000000	##FFFFFF
##282A5F	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D3261

Deuteranopia (green-blind)

#052E5E

Tritanopia (blue-blind)

#0E3640

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #282a5f;
/* rgb */ color: rgb(40, 42, 95);
/* oklch */ color: oklch(31.5% 0.092 278.0);

Tailwind

colors: {
  custom: {
    50: '#67638d',
    500: '#282a5f',
    950: '#000000',
  },
}

SCSS

$custom: #282a5f;
$custom-light: #67638d;
$custom-dark: #000000;

JSON

{
  "hex": "#282a5f",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 95
  },
  "hsl": {
    "h": 237.818,
    "s": 40.741,
    "l": 26.471
  },
  "oklch": {
    "l": 0.3148,
    "c": 0.09237,
    "h": 278
  },
  "luminance": 0.02933
}

Semantic roles & 50–950 ramp

primary

#282A5F

secondary

#928F51

accent

#CC57D1

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #282A5F

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

Preview Lab → · Contrast checker → · Palette generator →