#283149#283149

#283149 is a dark, muted blue. Relative luminance 0.031; OKLCH L 31.6% C 0.045 H 268.0°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#283149
RGB	rgb(40, 49, 73)
HSL	hsl(224, 29%, 22%)
HSV	hsv(224, 45%, 29%)
CMYK	cmyk(45.2%, 32.9%, 0%, 71.4%)
CIE-LAB	lab(20.55, 3.49, -16.09)
CIE-LCH	lch(20.55, 16.46, 282.23°)
OKLab	oklab(31.63% -0.0015 -0.0449)
OKLCH	oklch(31.63% 0.045 268)
XYZ	xyz(3.1756, 3.1286, 6.7386)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283149 #494028

analogous

#284249 #283149 #2F2849

triadic

#283149 #492831 #314928

tetradic

#283149 #492842 #494028 #28492F

square

#283149 #492842 #494028 #28492F

split-complementary

#283149 #492F28 #424928

monochromatic

#0B0D14 #121621 #283149 #3E4C71 #536698

Accessibility & contrast

On white

12.92

#283149 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#283149 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283149

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283149	#FFFFFF	#000000	##FFFFFF
##283149	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29334A

Deuteranopia (green-blind)

#263048

Tritanopia (blue-blind)

#1D3639

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #283149;
/* rgb */ color: rgb(40, 49, 73);
/* oklch */ color: oklch(31.6% 0.045 268.0);

Tailwind

colors: {
  custom: {
    50: '#63687c',
    500: '#283149',
    950: '#000000',
  },
}

SCSS

$custom: #283149;
$custom-light: #63687c;
$custom-dark: #000000;

JSON

{
  "hex": "#283149",
  "rgb": {
    "r": 40,
    "g": 49,
    "b": 73
  },
  "hsl": {
    "h": 223.636,
    "s": 29.204,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31629,
    "c": 0.04495,
    "h": 268
  },
  "luminance": 0.03129
}

Semantic roles & 50–950 ramp

primary

#283149

secondary

#7B7051

accent

#AA62C5

background

#F6F6F7

surface

#EBEBEE

border

#C6C6C9

text

#050609

muted

#7A7A7B

Preview Lab

Preview with #283149

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

Preview Lab → · Contrast checker → · Palette generator →