#21349D#21349D

#21349D is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.6% C 0.171 H 268.6°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#21349D
RGB	rgb(33, 52, 157)
HSL	hsl(231, 65%, 37%)
HSV	hsv(231, 79%, 62%)
CMYK	cmyk(79%, 66.9%, 0%, 38.4%)
CIE-LAB	lab(27.33, 31.79, -58.92)
CIE-LCH	lch(27.33, 66.95, 298.35°)
OKLab	oklab(38.62% -0.0042 -0.1705)
OKLCH	oklch(38.62% 0.171 268.6)
XYZ	xyz(7.9389, 5.2127, 32.4795)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21349D #9D8A21

analogous

#21729D #21349D #4C219D

triadic

#21349D #9D2134 #349D21

tetradic

#21349D #9D2172 #9D8A21 #219D4C

square

#21349D #9D2172 #9D8A21 #219D4C

split-complementary

#21349D #9D4C21 #729D21

monochromatic

#0C1338 #16236A #21349D #2C45D0 #5C6FDD

Accessibility & contrast

On white

10.28

#21349D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#21349D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21349D

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21349D	#FFFFFF	#000000	##FFFFFF
##21349D	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047A0

Deuteranopia (green-blind)

#003B9B

Tritanopia (blue-blind)

#005064

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #21349d;
/* rgb */ color: rgb(33, 52, 157);
/* oklch */ color: oklch(38.6% 0.171 268.6);

Tailwind

colors: {
  custom: {
    50: '#726bbb',
    500: '#21349d',
    950: '#000000',
  },
}

SCSS

$custom: #21349d;
$custom-light: #726bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#21349d",
  "rgb": {
    "r": 33,
    "g": 52,
    "b": 157
  },
  "hsl": {
    "h": 230.806,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.38617,
    "c": 0.17059,
    "h": 268.6
  },
  "luminance": 0.05214
}

Semantic roles & 50–950 ramp

primary

#21349D

secondary

#C1B159

accent

#CE40E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #21349D

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

Preview Lab → · Contrast checker → · Palette generator →