#282D80#282D80

#282D80 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.9% C 0.138 H 274.1°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#282D80
RGB	rgb(40, 45, 128)
HSL	hsl(237, 52%, 33%)
HSV	hsv(237, 69%, 50%)
CMYK	cmyk(68.8%, 64.8%, 0%, 49.8%)
CIE-LAB	lab(23.29, 26.45, -47.57)
CIE-LCH	lch(23.29, 54.43, 299.08°)
OKLab	oklab(34.94% 0.0099 -0.1372)
OKLCH	oklch(34.94% 0.138 274.1)
XYZ	xyz(5.7084, 3.8859, 20.8671)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282D80 #807B28

analogous

#285980 #282D80 #4F2880

triadic

#282D80 #80282D #2D8028

tetradic

#282D80 #802859 #807B28 #28804F

square

#282D80 #802859 #807B28 #28804F

split-complementary

#282D80 #804F28 #598028

monochromatic

#0B0C23 #191D51 #282D80 #373DAF #585ECB

Accessibility & contrast

On white

11.82

#282D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#282D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282D80

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282D80	#FFFFFF	#000000	##FFFFFF
##282D80	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C83

Deuteranopia (green-blind)

#00347E

Tritanopia (blue-blind)

#004252

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #282d80;
/* rgb */ color: rgb(40, 45, 128);
/* oklch */ color: oklch(34.9% 0.138 274.1);

Tailwind

colors: {
  custom: {
    50: '#6e66a6',
    500: '#282d80',
    950: '#000000',
  },
}

SCSS

$custom: #282d80;
$custom-light: #6e66a6;
$custom-dark: #000000;

JSON

{
  "hex": "#282d80",
  "rgb": {
    "r": 40,
    "g": 45,
    "b": 128
  },
  "hsl": {
    "h": 236.591,
    "s": 52.381,
    "l": 32.941
  },
  "oklch": {
    "l": 0.3494,
    "c": 0.13753,
    "h": 274.1
  },
  "luminance": 0.03886
}

Semantic roles & 50–950 ramp

primary

#282D80

secondary

#B0AB54

accent

#D44CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #282D80

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

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