#282D4E#282D4E

#282D4E is a dark, muted blue. Relative luminance 0.029; OKLCH L 30.9% C 0.060 H 275.8°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#282D4E
RGB	rgb(40, 45, 78)
HSL	hsl(232, 32%, 23%)
HSV	hsv(232, 49%, 31%)
CMYK	cmyk(48.7%, 42.3%, 0%, 69.4%)
CIE-LAB	lab(19.55, 8.03, -21.04)
CIE-LCH	lch(19.55, 22.52, 290.89°)
OKLab	oklab(30.94% 0.006 -0.0593)
OKLCH	oklch(30.94% 0.06 275.8)
XYZ	xyz(3.1882, 2.8778, 7.5937)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D4E #4E4928

analogous

#28404E #282D4E #36284E

triadic

#282D4E #4E282D #2D4E28

tetradic

#282D4E #4E2840 #4E4928 #284E36

square

#282D4E #4E2840 #4E4928 #284E36

split-complementary

#282D4E #4E3628 #404E28

monochromatic

#0A0C14 #131626 #282D4E #3D4476 #515C9F

Accessibility & contrast

On white

13.33

#282D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#282D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D4E

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D4E	#FFFFFF	#000000	##FFFFFF
##282D4E	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21314F

Deuteranopia (green-blind)

#1E2E4D

Tritanopia (blue-blind)

#1B3439

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #282d4e;
/* rgb */ color: rgb(40, 45, 78);
/* oklch */ color: oklch(30.9% 0.060 275.8);

Tailwind

colors: {
  custom: {
    50: '#646580',
    500: '#282d4e',
    950: '#000000',
  },
}

SCSS

$custom: #282d4e;
$custom-light: #646580;
$custom-dark: #000000;

JSON

{
  "hex": "#282d4e",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 78
  },
  "hsl": {
    "h": 232.105,
    "s": 32.203,
    "l": 23.137
  },
  "oklch": {
    "l": 0.30943,
    "c": 0.05958,
    "h": 275.8
  },
  "luminance": 0.02878
}

Semantic roles & 50–950 ramp

primary

#282D4E

secondary

#817A51

accent

#BB5FC8

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#05050A

muted

#7A7A7C

Preview Lab

Preview with #282D4E

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

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