#282F5D#282F5D

#282F5D is a dark, moderate blue. Relative luminance 0.033; OKLCH L 32.4% C 0.081 H 274.4°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#282F5D
RGB	rgb(40, 47, 93)
HSL	hsl(232, 40%, 26%)
HSV	hsv(232, 57%, 36%)
CMYK	cmyk(57%, 49.5%, 0%, 63.5%)
CIE-LAB	lab(21.11, 12.01, -28.55)
CIE-LCH	lch(21.11, 30.97, 292.81°)
OKLab	oklab(32.45% 0.0063 -0.0812)
OKLCH	oklch(32.45% 0.081 274.4)
XYZ	xyz(3.8667, 3.2742, 10.7820)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F5D #5D5628

analogous

#28495D #282F5D #3B285D

triadic

#282F5D #5D282F #2F5D28

tetradic

#282F5D #5D2849 #5D5628 #285D3B

square

#282F5D #5D2849 #5D5628 #285D3B

split-complementary

#282F5D #5D3B28 #495D28

monochromatic

#090B15 #161932 #282F5D #3A4588 #4D5AB2

Accessibility & contrast

On white

12.69

#282F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#282F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F5D

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F5D	#FFFFFF	#000000	##FFFFFF
##282F5D	1.00	12.69	1.65	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B355F

Deuteranopia (green-blind)

#15315C

Tritanopia (blue-blind)

#0F3941

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #282f5d;
/* rgb */ color: rgb(40, 47, 93);
/* oklch */ color: oklch(32.4% 0.081 274.4);

Tailwind

colors: {
  custom: {
    50: '#66678b',
    500: '#282f5d',
    950: '#000000',
  },
}

SCSS

$custom: #282f5d;
$custom-light: #66678b;
$custom-dark: #000000;

JSON

{
  "hex": "#282f5d",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 93
  },
  "hsl": {
    "h": 232.075,
    "s": 39.85,
    "l": 26.078
  },
  "oklch": {
    "l": 0.32445,
    "c": 0.08147,
    "h": 274.4
  },
  "luminance": 0.03274
}

Semantic roles & 50–950 ramp

primary

#282F5D

secondary

#908751

accent

#C058D0

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060C

muted

#7A7A7D

Preview Lab

Preview with #282F5D

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

Preview Lab → · Contrast checker → · Palette generator →