#282F82#282F82

#282F82 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 35.5% C 0.138 H 273.4°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#282F82
RGB	rgb(40, 47, 130)
HSL	hsl(235, 53%, 33%)
HSV	hsv(235, 69%, 51%)
CMYK	cmyk(69.2%, 63.8%, 0%, 49%)
CIE-LAB	lab(23.98, 25.85, -47.69)
CIE-LCH	lch(23.98, 54.25, 298.45°)
OKLab	oklab(35.5% 0.0081 -0.1375)
OKLCH	oklch(35.5% 0.138 273.4)
XYZ	xyz(5.9195, 4.0953, 21.5933)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F82 #827B28

analogous

#285C82 #282F82 #4E2882

triadic

#282F82 #82282F #2F8228

tetradic

#282F82 #82285C #827B28 #28824E

square

#282F82 #82285C #827B28 #28824E

split-complementary

#282F82 #824E28 #5C8228

monochromatic

#0B0D24 #1A1E53 #282F82 #3640B1 #5962CC

Accessibility & contrast

On white

11.54

#282F82 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#282F82 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F82

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F82	#FFFFFF	#000000	##FFFFFF
##282F82	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D85

Deuteranopia (green-blind)

#003580

Tritanopia (blue-blind)

#004454

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #282f82;
/* rgb */ color: rgb(40, 47, 130);
/* oklch */ color: oklch(35.5% 0.138 273.4);

Tailwind

colors: {
  custom: {
    50: '#6e67a7',
    500: '#282f82',
    950: '#000000',
  },
}

SCSS

$custom: #282f82;
$custom-light: #6e67a7;
$custom-dark: #000000;

JSON

{
  "hex": "#282f82",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 130
  },
  "hsl": {
    "h": 235.333,
    "s": 52.941,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35505,
    "c": 0.13777,
    "h": 273.4
  },
  "luminance": 0.04096
}

Semantic roles & 50–950 ramp

primary

#282F82

secondary

#B1AA55

accent

#D14BDC

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #282F82

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

Preview Lab → · Contrast checker → · Palette generator →