#282F7F#282F7F

#282F7F is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.2% C 0.133 H 273.5°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#282F7F
RGB	rgb(40, 47, 127)
HSL	hsl(235, 52%, 33%)
HSV	hsv(235, 69%, 50%)
CMYK	cmyk(68.5%, 63%, 0%, 50.2%)
CIE-LAB	lab(23.72, 24.73, -46.23)
CIE-LCH	lch(23.72, 52.43, 298.14°)
OKLab	oklab(35.23% 0.0082 -0.1332)
OKLCH	oklch(35.23% 0.133 273.5)
XYZ	xyz(5.7211, 4.0159, 20.5482)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F7F #7F7828

analogous

#285B7F #282F7F #4C287F

triadic

#282F7F #7F282F #2F7F28

tetradic

#282F7F #7F285B #7F7828 #287F4C

square

#282F7F #7F285B #7F7828 #287F4C

split-complementary

#282F7F #7F4C28 #5B7F28

monochromatic

#0B0D22 #191E50 #282F7F #3740AE #5760CA

Accessibility & contrast

On white

11.65

#282F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#282F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F7F

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F7F	#FFFFFF	#000000	##FFFFFF
##282F7F	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C82

Deuteranopia (green-blind)

#00357D

Tritanopia (blue-blind)

#004352

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #282f7f;
/* rgb */ color: rgb(40, 47, 127);
/* oklch */ color: oklch(35.2% 0.133 273.5);

Tailwind

colors: {
  custom: {
    50: '#6e67a5',
    500: '#282f7f',
    950: '#000000',
  },
}

SCSS

$custom: #282f7f;
$custom-light: #6e67a5;
$custom-dark: #000000;

JSON

{
  "hex": "#282f7f",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 127
  },
  "hsl": {
    "h": 235.172,
    "s": 52.096,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35232,
    "c": 0.13348,
    "h": 273.5
  },
  "luminance": 0.04016
}

Semantic roles & 50–950 ramp

primary

#282F7F

secondary

#AFA854

accent

#D04CDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #282F7F

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

Preview Lab → · Contrast checker → · Palette generator →