#282A63#282A63

#282A63 is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.8% C 0.099 H 277.7°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#282A63
RGB	rgb(40, 42, 99)
HSL	hsl(238, 42%, 27%)
HSV	hsv(238, 60%, 39%)
CMYK	cmyk(59.6%, 57.6%, 0%, 61.2%)
CIE-LAB	lab(20.07, 17.76, -34.15)
CIE-LCH	lch(20.07, 38.50, 297.48°)
OKLab	oklab(31.8% 0.0132 -0.0978)
OKLCH	oklch(31.8% 0.099 277.7)
XYZ	xyz(3.9545, 3.0076, 12.1741)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A63 #636128

analogous

#284863 #282A63 #442863

triadic

#282A63 #63282A #2A6328

tetradic

#282A63 #632848 #636128 #286344

square

#282A63 #632848 #636128 #286344

split-complementary

#282A63 #634428 #486328

monochromatic

#090916 #161837 #282A63 #3A3C8F #4E52B7

Accessibility & contrast

On white

13.11

#282A63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#282A63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A63

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A63	#FFFFFF	#000000	##FFFFFF
##282A63	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073365

Deuteranopia (green-blind)

#002E62

Tritanopia (blue-blind)

#083742

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #282a63;
/* rgb */ color: rgb(40, 42, 99);
/* oklch */ color: oklch(31.8% 0.099 277.7);

Tailwind

colors: {
  custom: {
    50: '#686390',
    500: '#282a63',
    950: '#000000',
  },
}

SCSS

$custom: #282a63;
$custom-light: #686390;
$custom-dark: #000000;

JSON

{
  "hex": "#282a63",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 99
  },
  "hsl": {
    "h": 237.966,
    "s": 42.446,
    "l": 27.255
  },
  "oklch": {
    "l": 0.31802,
    "c": 0.09866,
    "h": 277.7
  },
  "luminance": 0.03008
}

Semantic roles & 50–950 ramp

primary

#282A63

secondary

#969351

accent

#CE56D2

background

#F6F5F8

surface

#EBEAF0

border

#C6C6CB

text

#06050C

muted

#7A797D

Preview Lab

Preview with #282A63

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

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