#282F53#282F53

#282F53 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.8% C 0.065 H 273.8°. Best body text is #FFFFFF at 12.95:1 contrast (WCAG AA passes).

Color values

HEX	#282F53
RGB	rgb(40, 47, 83)
HSL	hsl(230, 35%, 24%)
HSV	hsv(230, 52%, 33%)
CMYK	cmyk(51.8%, 43.4%, 0%, 67.5%)
CIE-LAB	lab(20.47, 8.38, -22.93)
CIE-LCH	lch(20.47, 24.41, 290.07°)
OKLab	oklab(31.75% 0.0043 -0.0648)
OKLCH	oklch(31.75% 0.065 273.8)
XYZ	xyz(3.4524, 3.1085, 8.6000)
Luminance	0.0311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F53 #534C28

analogous

#284553 #282F53 #372853

triadic

#282F53 #53282F #2F5328

tetradic

#282F53 #532845 #534C28 #285337

square

#282F53 #532845 #534C28 #285337

split-complementary

#282F53 #533728 #455328

monochromatic

#0A0C15 #14182A #282F53 #3C467C #505EA6

Accessibility & contrast

On white

12.95

#282F53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#282F53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F53

12.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F53	#FFFFFF	#000000	##FFFFFF
##282F53	1.00	12.95	1.62	12.95
#FFFFFF	12.95	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213354

Deuteranopia (green-blind)

#1D3052

Tritanopia (blue-blind)

#18373D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #282f53;
/* rgb */ color: rgb(40, 47, 83);
/* oklch */ color: oklch(31.8% 0.065 273.8);

Tailwind

colors: {
  custom: {
    50: '#656783',
    500: '#282f53',
    950: '#000000',
  },
}

SCSS

$custom: #282f53;
$custom-light: #656783;
$custom-dark: #000000;

JSON

{
  "hex": "#282f53",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 83
  },
  "hsl": {
    "h": 230.233,
    "s": 34.959,
    "l": 24.118
  },
  "oklch": {
    "l": 0.31751,
    "c": 0.06491,
    "h": 273.8
  },
  "luminance": 0.03109
}

Semantic roles & 50–950 ramp

primary

#282F53

secondary

#867D51

accent

#B95DCB

background

#F6F6F8

surface

#EBEBEF

border

#C6C6CA

text

#06060A

muted

#7A7A7C

Preview Lab

Preview with #282F53

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

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