#282C3C#282C3C

#282C3C is a dark, muted blue. Relative luminance 0.026; OKLCH L 29.6% C 0.030 H 273.6°. Best body text is #FFFFFF at 13.85:1 contrast (WCAG AA passes).

Color values

HEX	#282C3C
RGB	rgb(40, 44, 60)
HSL	hsl(228, 20%, 20%)
HSV	hsv(228, 33%, 24%)
CMYK	cmyk(33.3%, 26.7%, 0%, 76.5%)
CIE-LAB	lab(18.27, 2.77, -10.75)
CIE-LCH	lch(18.27, 11.10, 284.43°)
OKLab	oklab(29.64% 0.0019 -0.0296)
OKLCH	oklch(29.64% 0.03 273.6)
XYZ	xyz(2.5911, 2.5786, 4.6353)
Luminance	0.0258 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C3C #3C3828

analogous

#28363C #282C3C #2E283C

triadic

#282C3C #3C282C #2C3C28

tetradic

#282C3C #3C2836 #3C3828 #283C2E

square

#282C3C #3C2836 #3C3828 #283C2E

split-complementary

#282C3C #3C2E28 #363C28

monochromatic

#0C0D12 #101117 #282C3C #404761 #596285

Accessibility & contrast

On white

13.85

#282C3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#282C3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C3C

13.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C3C	#FFFFFF	#000000	##FFFFFF
##282C3C	1.00	13.85	1.52	13.85
#FFFFFF	13.85	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272D3D

Deuteranopia (green-blind)

#262C3C

Tritanopia (blue-blind)

#232F31

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #282c3c;
/* rgb */ color: rgb(40, 44, 60);
/* oklch */ color: oklch(29.6% 0.030 273.6);

Tailwind

colors: {
  custom: {
    50: '#626571',
    500: '#282c3c',
    950: '#000000',
  },
}

SCSS

$custom: #282c3c;
$custom-light: #626571;
$custom-dark: #000000;

JSON

{
  "hex": "#282c3c",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 60
  },
  "hsl": {
    "h": 228,
    "s": 20,
    "l": 19.608
  },
  "oklch": {
    "l": 0.29642,
    "c": 0.0297,
    "h": 273.6
  },
  "luminance": 0.02579
}

Semantic roles & 50–950 ramp

primary

#282C3C

secondary

#6D6852

accent

#AC6BBD

background

#F5F6F6

surface

#EAEBEC

border

#C6C6C7

text

#050507

muted

#797A7A

Preview Lab

Preview with #282C3C

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

Preview Lab → · Contrast checker → · Palette generator →