#282D9D#282D9D

#282D9D is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.8% C 0.177 H 272.3°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#282D9D
RGB	rgb(40, 45, 157)
HSL	hsl(237, 59%, 39%)
HSV	hsv(237, 75%, 62%)
CMYK	cmyk(74.5%, 71.3%, 0%, 38.4%)
CIE-LAB	lab(26.04, 36.96, -61.03)
CIE-LCH	lch(26.04, 71.34, 301.20°)
OKLab	oklab(37.78% 0.007 -0.1766)
OKLCH	oklch(37.78% 0.177 272.3)
XYZ	xyz(7.8972, 4.7614, 32.3946)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D9D #9D9828

analogous

#28679D #282D9D #5D289D

triadic

#282D9D #9D282D #2D9D28

tetradic

#282D9D #9D2867 #9D9828 #289D5D

square

#282D9D #9D2867 #9D9828 #289D5D

split-complementary

#282D9D #9D5D28 #679D28

monochromatic

#0F113B #1C1F6C #282D9D #363DCC #676CD8

Accessibility & contrast

On white

10.76

#282D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#282D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D9D

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D9D	#FFFFFF	#000000	##FFFFFF
##282D9D	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A0

Deuteranopia (green-blind)

#00389B

Tritanopia (blue-blind)

#004C61

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #282d9d;
/* rgb */ color: rgb(40, 45, 157);
/* oklch */ color: oklch(37.8% 0.177 272.3);

Tailwind

colors: {
  custom: {
    50: '#7567bb',
    500: '#282d9d',
    950: '#000000',
  },
}

SCSS

$custom: #282d9d;
$custom-light: #7567bb;
$custom-dark: #000000;

JSON

{
  "hex": "#282d9d",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 157
  },
  "hsl": {
    "h": 237.436,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37781,
    "c": 0.1767,
    "h": 272.3
  },
  "luminance": 0.04762
}

Semantic roles & 50–950 ramp

primary

#282D9D

secondary

#BEBA62

accent

#DC45E3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282D9D

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

Preview Lab → · Contrast checker → · Palette generator →