#282DAF#282DAF

#282DAF is a dark, vivid blue. Relative luminance 0.054; OKLCH L 39.7% C 0.199 H 271.2°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#282DAF
RGB	rgb(40, 45, 175)
HSL	hsl(238, 63%, 42%)
HSV	hsv(238, 77%, 69%)
CMYK	cmyk(77.1%, 74.3%, 0%, 31.4%)
CIE-LAB	lab(27.90, 43.19, -68.83)
CIE-LCH	lch(27.90, 81.26, 302.11°)
OKLab	oklab(39.67% 0.0043 -0.1993)
OKLCH	oklch(39.67% 0.199 271.2)
XYZ	xyz(9.5487, 5.4220, 41.0924)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282DAF #AFAA28

analogous

#2870AF #282DAF #6728AF

triadic

#282DAF #AF282D #2DAF28

tetradic

#282DAF #AF2870 #AFAA28 #28AF67

square

#282DAF #AF2870 #AFAA28 #28AF67

split-complementary

#282DAF #AF6728 #70AF28

monochromatic

#11134B #1D207D #282DAF #4146D4 #7377DF

Accessibility & contrast

On white

10.07

#282DAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#282DAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282DAF

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282DAF	#FFFFFF	#000000	##FFFFFF
##282DAF	1.00	10.07	2.08	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0048B3

Deuteranopia (green-blind)

#003BAD

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #282daf;
/* rgb */ color: rgb(40, 45, 175);
/* oklch */ color: oklch(39.7% 0.199 271.2);

Tailwind

colors: {
  custom: {
    50: '#7967c8',
    500: '#282daf',
    950: '#000000',
  },
}

SCSS

$custom: #282daf;
$custom-light: #7967c8;
$custom-dark: #000000;

JSON

{
  "hex": "#282daf",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 175
  },
  "hsl": {
    "h": 237.778,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.39668,
    "c": 0.19935,
    "h": 271.2
  },
  "luminance": 0.05423
}

Semantic roles & 50–950 ramp

primary

#282DAF

secondary

#C6C36D

accent

#E042E6

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #282DAF

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

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