#282B7E#282B7E

#282B7E is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.4% C 0.137 H 274.9°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#282B7E
RGB	rgb(40, 43, 126)
HSL	hsl(238, 52%, 33%)
HSV	hsv(238, 68%, 49%)
CMYK	cmyk(68.3%, 65.9%, 0%, 50.6%)
CIE-LAB	lab(22.60, 27.06, -47.43)
CIE-LCH	lch(22.60, 54.61, 299.70°)
OKLab	oklab(34.38% 0.0117 -0.1368)
OKLCH	oklch(34.38% 0.137 274.9)
XYZ	xyz(5.5036, 3.6847, 20.1558)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282B7E #7E7B28

analogous

#28567E #282B7E #50287E

triadic

#282B7E #7E282B #2B7E28

tetradic

#282B7E #7E2856 #7E7B28 #287E50

square

#282B7E #7E2856 #7E7B28 #287E50

split-complementary

#282B7E #7E5028 #567E28

monochromatic

#0B0B21 #191B50 #282B7E #373BAC #575BCA

Accessibility & contrast

On white

12.09

#282B7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#282B7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282B7E

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282B7E	#FFFFFF	#000000	##FFFFFF
##282B7E	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)

#003A81

Deuteranopia (green-blind)

#00327C

Tritanopia (blue-blind)

#004050

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #282b7e;
/* rgb */ color: rgb(40, 43, 126);
/* oklch */ color: oklch(34.4% 0.137 274.9);

Tailwind

colors: {
  custom: {
    50: '#6e64a4',
    500: '#282b7e',
    950: '#000000',
  },
}

SCSS

$custom: #282b7e;
$custom-light: #6e64a4;
$custom-dark: #000000;

JSON

{
  "hex": "#282b7e",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 126
  },
  "hsl": {
    "h": 237.907,
    "s": 51.807,
    "l": 32.549
  },
  "oklch": {
    "l": 0.34379,
    "c": 0.13729,
    "h": 274.9
  },
  "luminance": 0.03685
}

Semantic roles & 50–950 ramp

primary

#282B7E

secondary

#AFAB53

accent

#D64DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #282B7E

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

Preview Lab → · Contrast checker → · Palette generator →