#21185E#21185E

#21185E is a dark, moderate blue. Relative luminance 0.018; OKLCH L 27.3% C 0.118 H 281.0°. Best body text is #FFFFFF at 15.48:1 contrast (WCAG AA passes).

Color values

HEX	#21185E
RGB	rgb(33, 24, 94)
HSL	hsl(248, 59%, 23%)
HSV	hsv(248, 74%, 37%)
CMYK	cmyk(64.9%, 74.5%, 0%, 63.1%)
CIE-LAB	lab(14.31, 26.89, -40.25)
CIE-LCH	lch(14.31, 48.40, 303.75°)
OKLab	oklab(27.29% 0.0225 -0.116)
OKLCH	oklch(27.29% 0.118 281)
XYZ	xyz(2.9736, 1.7845, 10.7753)
Luminance	0.0179 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21185E #555E18

analogous

#18325E #21185E #44185E

triadic

#21185E #5E2118 #185E21

tetradic

#21185E #5E1832 #555E18 #185E44

square

#21185E #5E1832 #555E18 #185E44

split-complementary

#21185E #5E4418 #325E18

monochromatic

#090618 #100C2D #21185E #32248F #4331C0

Accessibility & contrast

On white

15.48

#21185E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#21185E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21185E

15.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21185E	#FFFFFF	#000000	##FFFFFF
##21185E	1.00	15.48	1.36	15.48
#FFFFFF	15.48	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002760

Deuteranopia (green-blind)

#00225D

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #21185e;
/* rgb */ color: rgb(33, 24, 94);
/* oklch */ color: oklch(27.3% 0.118 281.0);

Tailwind

colors: {
  custom: {
    50: '#65568c',
    500: '#21185e',
    950: '#000000',
  },
}

SCSS

$custom: #21185e;
$custom-light: #65568c;
$custom-dark: #000000;

JSON

{
  "hex": "#21185e",
  "rgb": {
    "r": 33,
    "g": 24,
    "b": 94
  },
  "hsl": {
    "h": 247.714,
    "s": 59.322,
    "l": 23.137
  },
  "oklch": {
    "l": 0.27287,
    "c": 0.11815,
    "h": 281
  },
  "luminance": 0.01785
}

Semantic roles & 50–950 ramp

primary

#21185E

secondary

#89943D

accent

#E345CE

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #21185E

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

Preview Lab → · Contrast checker → · Palette generator →