#282C4E#282C4E

#282C4E is a dark, moderate blue. Relative luminance 0.028; OKLCH L 30.7% C 0.061 H 277.1°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#282C4E
RGB	rgb(40, 44, 78)
HSL	hsl(234, 32%, 23%)
HSV	hsv(234, 49%, 31%)
CMYK	cmyk(48.7%, 43.6%, 0%, 69.4%)
CIE-LAB	lab(19.23, 8.74, -21.53)
CIE-LCH	lch(19.23, 23.24, 292.10°)
OKLab	oklab(30.7% 0.0075 -0.0607)
OKLCH	oklch(30.7% 0.061 277.1)
XYZ	xyz(3.1505, 2.8024, 7.5812)
Luminance	0.0280 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C4E #4E4A28

analogous

#283F4E #282C4E #37284E

triadic

#282C4E #4E282C #2C4E28

tetradic

#282C4E #4E283F #4E4A28 #284E37

square

#282C4E #4E283F #4E4A28 #284E37

split-complementary

#282C4E #4E3728 #3F4E28

monochromatic

#0A0B14 #131526 #282C4E #3D4376 #515A9F

Accessibility & contrast

On white

13.46

#282C4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#282C4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C4E

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C4E	#FFFFFF	#000000	##FFFFFF
##282C4E	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#20304F

Deuteranopia (green-blind)

#1D2D4D

Tritanopia (blue-blind)

#1B3339

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #282c4e;
/* rgb */ color: rgb(40, 44, 78);
/* oklch */ color: oklch(30.7% 0.061 277.1);

Tailwind

colors: {
  custom: {
    50: '#646480',
    500: '#282c4e',
    950: '#000000',
  },
}

SCSS

$custom: #282c4e;
$custom-light: #646480;
$custom-dark: #000000;

JSON

{
  "hex": "#282c4e",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 78
  },
  "hsl": {
    "h": 233.684,
    "s": 32.203,
    "l": 23.137
  },
  "oklch": {
    "l": 0.30703,
    "c": 0.06119,
    "h": 277.1
  },
  "luminance": 0.02803
}

Semantic roles & 50–950 ramp

primary

#282C4E

secondary

#817C51

accent

#BD5FC8

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#05050A

muted

#7A7A7C

Preview Lab

Preview with #282C4E

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

Preview Lab → · Contrast checker → · Palette generator →