#282E91#282E91

#282E91 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.7% C 0.160 H 272.8°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#282E91
RGB	rgb(40, 46, 145)
HSL	hsl(237, 57%, 36%)
HSV	hsv(237, 72%, 57%)
CMYK	cmyk(72.4%, 68.3%, 0%, 43.1%)
CIE-LAB	lab(25.10, 32.03, -55.21)
CIE-LCH	lch(25.10, 63.83, 300.12°)
OKLab	oklab(36.74% 0.0078 -0.1595)
OKLCH	oklch(36.74% 0.16 272.8)
XYZ	xyz(6.9612, 4.4488, 27.2744)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282E91 #918B28

analogous

#286391 #282E91 #572891

triadic

#282E91 #91282E #2E9128

tetradic

#282E91 #912863 #918B28 #289157

square

#282E91 #912863 #918B28 #289157

split-complementary

#282E91 #915728 #639128

monochromatic

#0E1031 #1B1F61 #282E91 #353DC1 #6067D3

Accessibility & contrast

On white

11.11

#282E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#282E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282E91

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282E91	#FFFFFF	#000000	##FFFFFF
##282E91	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004094

Deuteranopia (green-blind)

#00378F

Tritanopia (blue-blind)

#00485B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #282e91;
/* rgb */ color: rgb(40, 46, 145);
/* oklch */ color: oklch(36.7% 0.160 272.8);

Tailwind

colors: {
  custom: {
    50: '#7267b2',
    500: '#282e91',
    950: '#000000',
  },
}

SCSS

$custom: #282e91;
$custom-light: #7267b2;
$custom-dark: #000000;

JSON

{
  "hex": "#282e91",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 145
  },
  "hsl": {
    "h": 236.571,
    "s": 56.757,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36745,
    "c": 0.15974,
    "h": 272.8
  },
  "luminance": 0.04449
}

Semantic roles & 50–950 ramp

primary

#282E91

secondary

#B9B35C

accent

#D748E0

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #282E91

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

Preview Lab → · Contrast checker → · Palette generator →