#282C3A#282C3A

#282C3A is a dark, muted blue. Relative luminance 0.026; OKLCH L 29.5% C 0.026 H 272.3°. Best body text is #FFFFFF at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#282C3A
RGB	rgb(40, 44, 58)
HSL	hsl(227, 18%, 19%)
HSV	hsv(227, 31%, 23%)
CMYK	cmyk(31%, 24.1%, 0%, 77.3%)
CIE-LAB	lab(18.18, 2.15, -9.51)
CIE-LCH	lch(18.18, 9.75, 282.75°)
OKLab	oklab(29.54% 0.0011 -0.0261)
OKLCH	oklch(29.54% 0.026 272.3)
XYZ	xyz(2.5393, 2.5579, 4.3621)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282C3A #3A3628

analogous

#28353A #282C3A #2D283A

triadic

#282C3A #3A282C #2C3A28

tetradic

#282C3A #3A2835 #3A3628 #283A2D

square

#282C3A #3A2835 #3A3628 #283A2D

split-complementary

#282C3A #3A2D28 #353A28

monochromatic

#0C0E12 #0F1116 #282C3A #41475E #5A6382

Accessibility & contrast

On white

13.89

#282C3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#282C3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282C3A

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282C3A	#FFFFFF	#000000	##FFFFFF
##282C3A	1.00	13.89	1.51	13.89
#FFFFFF	13.89	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282D3B

Deuteranopia (green-blind)

#262C3A

Tritanopia (blue-blind)

#232F31

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #282c3a;
/* rgb */ color: rgb(40, 44, 58);
/* oklch */ color: oklch(29.5% 0.026 272.3);

Tailwind

colors: {
  custom: {
    50: '#626570',
    500: '#282c3a',
    950: '#000000',
  },
}

SCSS

$custom: #282c3a;
$custom-light: #626570;
$custom-dark: #000000;

JSON

{
  "hex": "#282c3a",
  "rgb": {
    "r": 40,
    "g": 44,
    "b": 58
  },
  "hsl": {
    "h": 226.667,
    "s": 18.367,
    "l": 19.216
  },
  "oklch": {
    "l": 0.29539,
    "c": 0.02615,
    "h": 272.3
  },
  "luminance": 0.02558
}

Semantic roles & 50–950 ramp

primary

#282C3A

secondary

#6B6653

accent

#AA6DBB

background

#F5F6F6

surface

#EAEBEC

border

#C6C6C7

text

#050507

muted

#797A7A

Preview Lab

Preview with #282C3A

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

Preview Lab → · Contrast checker → · Palette generator →