#282C7B#282C7B

#282C7B is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.3% C 0.132 H 274.8°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#282C7B
RGB	rgb(40, 44, 123)
HSL	hsl(237, 51%, 32%)
HSV	hsv(237, 67%, 48%)
CMYK	cmyk(67.5%, 64.2%, 0%, 51.8%)
CIE-LAB	lab(22.59, 25.27, -45.55)
CIE-LCH	lch(22.59, 52.09, 299.03°)
OKLab	oklab(34.29% 0.0111 -0.1312)
OKLCH	oklch(34.29% 0.132 274.8)
XYZ	xyz(5.3497, 3.6821, 19.1638)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C7B #7B7728

analogous

#28567B #282C7B #4D287B

triadic

#282C7B #7B282C #2C7B28

tetradic

#282C7B #7B2856 #7B7728 #287B4D

square

#282C7B #7B2856 #7B7728 #287B4D

split-complementary

#282C7B #7B4D28 #567B28

monochromatic

#0A0B1F #191B4D #282C7B #373DA9 #565BC8

Accessibility & contrast

On white

12.09

#282C7B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#282C7B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C7B

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C7B	#FFFFFF	#000000	##FFFFFF
##282C7B	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7E

Deuteranopia (green-blind)

#003279

Tritanopia (blue-blind)

#00404F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #282c7b;
/* rgb */ color: rgb(40, 44, 123);
/* oklch */ color: oklch(34.3% 0.132 274.8);

Tailwind

colors: {
  custom: {
    50: '#6d65a2',
    500: '#282c7b',
    950: '#000000',
  },
}

SCSS

$custom: #282c7b;
$custom-light: #6d65a2;
$custom-dark: #000000;

JSON

{
  "hex": "#282c7b",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 123
  },
  "hsl": {
    "h": 237.108,
    "s": 50.92,
    "l": 31.961
  },
  "oklch": {
    "l": 0.34289,
    "c": 0.13171,
    "h": 274.8
  },
  "luminance": 0.03683
}

Semantic roles & 50–950 ramp

primary

#282C7B

secondary

#ADA852

accent

#D44DDA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#08050F

muted

#7A7A7F

Preview Lab

Preview with #282C7B

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

Preview Lab → · Contrast checker → · Palette generator →