#28253D#28253D

#28253D is a dark, muted blue. Relative luminance 0.021; OKLCH L 27.9% C 0.044 H 289.0°. Best body text is #FFFFFF at 14.77:1 contrast (WCAG AA passes).

Color values

HEX	#28253D
RGB	rgb(40, 37, 61)
HSL	hsl(248, 24%, 19%)
HSV	hsv(248, 39%, 24%)
CMYK	cmyk(34.4%, 39.3%, 0%, 76.1%)
CIE-LAB	lab(16.06, 8.06, -14.86)
CIE-LCH	lch(16.06, 16.91, 298.48°)
OKLab	oklab(27.95% 0.0142 -0.0414)
OKLCH	oklch(27.95% 0.044 289)
XYZ	xyz(2.3787, 2.1111, 4.6961)
Luminance	0.0211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28253D #3A3D25

analogous

#252E3D #28253D #34253D

triadic

#28253D #3D2825 #253D28

tetradic

#28253D #3D252E #3A3D25 #253D34

square

#28253D #3D252E #3A3D25 #253D34

split-complementary

#28253D #3D3425 #2E3D25

monochromatic

#0C0C13 #0F0E17 #28253D #413C63 #5A5389

Accessibility & contrast

On white

14.77

#28253D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#28253D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28253D

14.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28253D	#FFFFFF	#000000	##FFFFFF
##28253D	1.00	14.77	1.42	14.77
#FFFFFF	14.77	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E283E

Deuteranopia (green-blind)

#1E273C

Tritanopia (blue-blind)

#23292E

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #28253d;
/* rgb */ color: rgb(40, 37, 61);
/* oklch */ color: oklch(27.9% 0.044 289.0);

Tailwind

colors: {
  custom: {
    50: '#625f72',
    500: '#28253d',
    950: '#000000',
  },
}

SCSS

$custom: #28253d;
$custom-light: #625f72;
$custom-dark: #000000;

JSON

{
  "hex": "#28253d",
  "rgb": {
    "r": 40,
    "g": 37,
    "b": 61
  },
  "hsl": {
    "h": 247.5,
    "s": 24.49,
    "l": 19.216
  },
  "oklch": {
    "l": 0.27949,
    "c": 0.04376,
    "h": 289
  },
  "luminance": 0.02111
}

Semantic roles & 50–950 ramp

primary

#28253D

secondary

#6B6F4F

accent

#C167B6

background

#F5F5F6

surface

#EAE9EC

border

#C6C5C7

text

#050408

muted

#79797B

Preview Lab

Preview with #28253D

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

Preview Lab → · Contrast checker → · Palette generator →