#282E5B#282E5B

#282E5B is a dark, moderate blue. Relative luminance 0.032; OKLCH L 32.1% C 0.080 H 275.3°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#282E5B
RGB	rgb(40, 46, 91)
HSL	hsl(233, 39%, 26%)
HSV	hsv(233, 56%, 36%)
CMYK	cmyk(56%, 49.5%, 0%, 64.3%)
CIE-LAB	lab(20.67, 11.98, -27.92)
CIE-LCH	lch(20.67, 30.38, 293.23°)
OKLab	oklab(32.07% 0.0073 -0.0794)
OKLCH	oklch(32.07% 0.08 275.3)
XYZ	xyz(3.7398, 3.1602, 10.3084)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282E5B #5B5528

analogous

#28475B #282E5B #3B285B

triadic

#282E5B #5B282E #2E5B28

tetradic

#282E5B #5B2847 #5B5528 #285B3B

square

#282E5B #5B2847 #5B5528 #285B3B

split-complementary

#282E5B #5B3B28 #475B28

monochromatic

#090B15 #151930 #282E5B #3B4386 #4D59B0

Accessibility & contrast

On white

12.87

#282E5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#282E5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282E5B

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282E5B	#FFFFFF	#000000	##FFFFFF
##282E5B	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A345D

Deuteranopia (green-blind)

#15305A

Tritanopia (blue-blind)

#123840

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #282e5b;
/* rgb */ color: rgb(40, 46, 91);
/* oklch */ color: oklch(32.1% 0.080 275.3);

Tailwind

colors: {
  custom: {
    50: '#66668a',
    500: '#282e5b',
    950: '#000000',
  },
}

SCSS

$custom: #282e5b;
$custom-light: #66668a;
$custom-dark: #000000;

JSON

{
  "hex": "#282e5b",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 91
  },
  "hsl": {
    "h": 232.941,
    "s": 38.931,
    "l": 25.686
  },
  "oklch": {
    "l": 0.3207,
    "c": 0.07974,
    "h": 275.3
  },
  "luminance": 0.0316
}

Semantic roles & 50–950 ramp

primary

#282E5B

secondary

#8E8751

accent

#C159CF

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06050B

muted

#7A7A7C

Preview Lab

Preview with #282E5B

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

Preview Lab → · Contrast checker → · Palette generator →