#282C7F#282C7F

#282C7F is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.7% C 0.137 H 274.5°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#282C7F
RGB	rgb(40, 44, 127)
HSL	hsl(237, 52%, 33%)
HSV	hsv(237, 69%, 50%)
CMYK	cmyk(68.5%, 65.4%, 0%, 50.2%)
CIE-LAB	lab(22.95, 26.75, -47.50)
CIE-LCH	lch(22.95, 54.52, 299.39°)
OKLab	oklab(34.66% 0.0108 -0.137)
OKLCH	oklch(34.66% 0.137 274.5)
XYZ	xyz(5.6053, 3.7843, 20.5096)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C7F #7F7B28

analogous

#28587F #282C7F #4F287F

triadic

#282C7F #7F282C #2C7F28

tetradic

#282C7F #7F2858 #7F7B28 #287F4F

square

#282C7F #7F2858 #7F7B28 #287F4F

split-complementary

#282C7F #7F4F28 #587F28

monochromatic

#0B0C22 #191C50 #282C7F #373CAE #575DCA

Accessibility & contrast

On white

11.95

#282C7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#282C7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C7F

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C7F	#FFFFFF	#000000	##FFFFFF
##282C7F	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B82

Deuteranopia (green-blind)

#00337D

Tritanopia (blue-blind)

#004151

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #282c7f;
/* rgb */ color: rgb(40, 44, 127);
/* oklch */ color: oklch(34.7% 0.137 274.5);

Tailwind

colors: {
  custom: {
    50: '#6e65a5',
    500: '#282c7f',
    950: '#000000',
  },
}

SCSS

$custom: #282c7f;
$custom-light: #6e65a5;
$custom-dark: #000000;

JSON

{
  "hex": "#282c7f",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 127
  },
  "hsl": {
    "h": 237.241,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34659,
    "c": 0.13741,
    "h": 274.5
  },
  "luminance": 0.03785
}

Semantic roles & 50–950 ramp

primary

#282C7F

secondary

#AFAB54

accent

#D54CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08050F

muted

#7B7A7F

Preview Lab

Preview with #282C7F

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

Preview Lab → · Contrast checker → · Palette generator →