#282F5E#282F5E

#282F5E is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.5% C 0.083 H 274.5°. Best body text is #FFFFFF at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#282F5E
RGB	rgb(40, 47, 94)
HSL	hsl(232, 40%, 26%)
HSV	hsv(232, 57%, 37%)
CMYK	cmyk(57.4%, 50%, 0%, 63.1%)
CIE-LAB	lab(21.18, 12.38, -29.10)
CIE-LCH	lch(21.18, 31.62, 293.04°)
OKLab	oklab(32.52% 0.0065 -0.0828)
OKLCH	oklch(32.52% 0.083 274.5)
XYZ	xyz(3.9113, 3.2920, 11.0168)
Luminance	0.0329 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F5E #5E5728

analogous

#284A5E #282F5E #3C285E

triadic

#282F5E #5E282F #2F5E28

tetradic

#282F5E #5E284A #5E5728 #285E3C

square

#282F5E #5E284A #5E5728 #285E3C

split-complementary

#282F5E #5E3C28 #4A5E28

monochromatic

#090B15 #161A33 #282F5E #3A4489 #4D5AB3

Accessibility & contrast

On white

12.66

#282F5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#282F5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F5E

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F5E	#FFFFFF	#000000	##FFFFFF
##282F5E	1.00	12.66	1.66	12.66
#FFFFFF	12.66	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A3560

Deuteranopia (green-blind)

#13315D

Tritanopia (blue-blind)

#0E3942

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #282f5e;
/* rgb */ color: rgb(40, 47, 94);
/* oklch */ color: oklch(32.5% 0.083 274.5);

Tailwind

colors: {
  custom: {
    50: '#67678c',
    500: '#282f5e',
    950: '#000000',
  },
}

SCSS

$custom: #282f5e;
$custom-light: #67678c;
$custom-dark: #000000;

JSON

{
  "hex": "#282f5e",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 94
  },
  "hsl": {
    "h": 232.222,
    "s": 40.299,
    "l": 26.275
  },
  "oklch": {
    "l": 0.32518,
    "c": 0.0831,
    "h": 274.5
  },
  "luminance": 0.03292
}

Semantic roles & 50–950 ramp

primary

#282F5E

secondary

#918851

accent

#C158D0

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #282F5E

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

Preview Lab → · Contrast checker → · Palette generator →