#282B9D#282B9D

#282B9D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.5% C 0.179 H 272.6°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#282B9D
RGB	rgb(40, 43, 157)
HSL	hsl(238, 59%, 39%)
HSV	hsv(238, 75%, 62%)
CMYK	cmyk(74.5%, 72.6%, 0%, 38.4%)
CIE-LAB	lab(25.60, 38.18, -61.76)
CIE-LCH	lch(25.60, 72.61, 301.72°)
OKLab	oklab(37.46% 0.0081 -0.1787)
OKLCH	oklch(37.46% 0.179 272.6)
XYZ	xyz(7.8227, 4.6124, 32.3698)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282B9D #9D9A28

analogous

#28659D #282B9D #5F289D

triadic

#282B9D #9D282B #2B9D28

tetradic

#282B9D #9D2865 #9D9A28 #289D5F

square

#282B9D #9D2865 #9D9A28 #289D5F

split-complementary

#282B9D #9D5F28 #659D28

monochromatic

#0F103B #1C1E6C #282B9D #363ACC #676AD8

Accessibility & contrast

On white

10.92

#282B9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#282B9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282B9D

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282B9D	#FFFFFF	#000000	##FFFFFF
##282B9D	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A0

Deuteranopia (green-blind)

#00379B

Tritanopia (blue-blind)

#004B61

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #282b9d;
/* rgb */ color: rgb(40, 43, 157);
/* oklch */ color: oklch(37.5% 0.179 272.6);

Tailwind

colors: {
  custom: {
    50: '#7565bb',
    500: '#282b9d',
    950: '#000000',
  },
}

SCSS

$custom: #282b9d;
$custom-light: #7565bb;
$custom-dark: #000000;

JSON

{
  "hex": "#282b9d",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 157
  },
  "hsl": {
    "h": 238.462,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.37463,
    "c": 0.17886,
    "h": 272.6
  },
  "luminance": 0.04613
}

Semantic roles & 50–950 ramp

primary

#282B9D

secondary

#BEBC62

accent

#DF45E3

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282B9D

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

Preview Lab → · Contrast checker → · Palette generator →