#282F84#282F84

#282F84 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.7% C 0.141 H 273.3°. Best body text is #FFFFFF at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#282F84
RGB	rgb(40, 47, 132)
HSL	hsl(235, 53%, 34%)
HSV	hsv(235, 70%, 52%)
CMYK	cmyk(69.7%, 64.4%, 0%, 48.2%)
CIE-LAB	lab(24.16, 26.59, -48.66)
CIE-LCH	lch(24.16, 55.45, 298.65°)
OKLab	oklab(35.69% 0.008 -0.1404)
OKLCH	oklch(35.69% 0.141 273.3)
XYZ	xyz(6.0551, 4.1495, 22.3072)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F84 #847D28

analogous

#285D84 #282F84 #4F2884

triadic

#282F84 #84282F #2F8428

tetradic

#282F84 #84285D #847D28 #28844F

square

#282F84 #84285D #847D28 #28844F

split-complementary

#282F84 #844F28 #5D8428

monochromatic

#0C0E26 #1A1E55 #282F84 #3640B3 #5A62CD

Accessibility & contrast

On white

11.48

#282F84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#282F84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F84

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F84	#FFFFFF	#000000	##FFFFFF
##282F84	1.00	11.48	1.83	11.48
#FFFFFF	11.48	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E87

Deuteranopia (green-blind)

#003582

Tritanopia (blue-blind)

#004555

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #282f84;
/* rgb */ color: rgb(40, 47, 132);
/* oklch */ color: oklch(35.7% 0.141 273.3);

Tailwind

colors: {
  custom: {
    50: '#6f67a9',
    500: '#282f84',
    950: '#000000',
  },
}

SCSS

$custom: #282f84;
$custom-light: #6f67a9;
$custom-dark: #000000;

JSON

{
  "hex": "#282f84",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 132
  },
  "hsl": {
    "h": 235.435,
    "s": 53.488,
    "l": 33.725
  },
  "oklch": {
    "l": 0.35688,
    "c": 0.1406,
    "h": 273.3
  },
  "luminance": 0.0415
}

Semantic roles & 50–950 ramp

primary

#282F84

secondary

#B2AB56

accent

#D24BDD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #282F84

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

Preview Lab → · Contrast checker → · Palette generator →