#282D5E#282D5E

#282D5E is a dark, moderate blue. Relative luminance 0.031; OKLCH L 32.1% C 0.086 H 276.0°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#282D5E
RGB	rgb(40, 45, 94)
HSL	hsl(234, 40%, 26%)
HSV	hsv(234, 57%, 37%)
CMYK	cmyk(57.4%, 52.1%, 0%, 63.1%)
CIE-LAB	lab(20.58, 13.79, -30.05)
CIE-LCH	lch(20.58, 33.07, 294.65°)
OKLab	oklab(32.07% 0.009 -0.0857)
OKLCH	oklch(32.07% 0.086 276)
XYZ	xyz(3.8332, 3.1358, 10.9908)
Luminance	0.0314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D5E #5E5928

analogous

#28485E #282D5E #3E285E

triadic

#282D5E #5E282D #2D5E28

tetradic

#282D5E #5E2848 #5E5928 #285E3E

square

#282D5E #5E2848 #5E5928 #285E3E

split-complementary

#282D5E #5E3E28 #485E28

monochromatic

#090A15 #161833 #282D5E #3A4289 #4D57B3

Accessibility & contrast

On white

12.91

#282D5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#282D5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D5E

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D5E	#FFFFFF	#000000	##FFFFFF
##282D5E	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#163460

Deuteranopia (green-blind)

#0F2F5D

Tritanopia (blue-blind)

#0F3841

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #282d5e;
/* rgb */ color: rgb(40, 45, 94);
/* oklch */ color: oklch(32.1% 0.086 276.0);

Tailwind

colors: {
  custom: {
    50: '#67658c',
    500: '#282d5e',
    950: '#000000',
  },
}

SCSS

$custom: #282d5e;
$custom-light: #67658c;
$custom-dark: #000000;

JSON

{
  "hex": "#282d5e",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 94
  },
  "hsl": {
    "h": 234.444,
    "s": 40.299,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32065,
    "c": 0.08616,
    "h": 276
  },
  "luminance": 0.03136
}

Semantic roles & 50–950 ramp

primary

#282D5E

secondary

#918B51

accent

#C558D0

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050C

muted

#7A7A7D

Preview Lab

Preview with #282D5E

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

Preview Lab → · Contrast checker → · Palette generator →