#282F65#282F65

#282F65 is a dark, moderate blue. Relative luminance 0.034; OKLCH L 33.0% C 0.094 H 274.5°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#282F65
RGB	rgb(40, 47, 101)
HSL	hsl(233, 43%, 28%)
HSV	hsv(233, 60%, 40%)
CMYK	cmyk(60.4%, 53.5%, 0%, 60.4%)
CIE-LAB	lab(21.67, 14.97, -32.90)
CIE-LCH	lch(21.67, 36.15, 294.47°)
OKLab	oklab(33.05% 0.0074 -0.094)
OKLCH	oklch(33.05% 0.094 274.5)
XYZ	xyz(4.2398, 3.4234, 12.7468)
Luminance	0.0342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282F65 #655E28

analogous

#284D65 #282F65 #402865

triadic

#282F65 #65282F #2F6528

tetradic

#282F65 #65284D #655E28 #286540

square

#282F65 #65284D #655E28 #286540

split-complementary

#282F65 #654028 #4D6528

monochromatic

#090A16 #171B39 #282F65 #394391 #4E5BB9

Accessibility & contrast

On white

12.46

#282F65 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#282F65 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282F65

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282F65	#FFFFFF	#000000	##FFFFFF
##282F65	1.00	12.46	1.68	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#133767

Deuteranopia (green-blind)

#093164

Tritanopia (blue-blind)

#043B45

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #282f65;
/* rgb */ color: rgb(40, 47, 101);
/* oklch */ color: oklch(33.0% 0.094 274.5);

Tailwind

colors: {
  custom: {
    50: '#686791',
    500: '#282f65',
    950: '#000000',
  },
}

SCSS

$custom: #282f65;
$custom-light: #686791;
$custom-dark: #000000;

JSON

{
  "hex": "#282f65",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 101
  },
  "hsl": {
    "h": 233.115,
    "s": 43.262,
    "l": 27.647
  },
  "oklch": {
    "l": 0.33045,
    "c": 0.09431,
    "h": 274.5
  },
  "luminance": 0.03424
}

Semantic roles & 50–950 ramp

primary

#282F65

secondary

#989051

accent

#C555D3

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06060D

muted

#7A7A7D

Preview Lab

Preview with #282F65

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

Preview Lab → · Contrast checker → · Palette generator →