#21348C#21348C

#21348C is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.147 H 268.6°. Best body text is #FFFFFF at 10.85:1 contrast (WCAG AA passes).

Color values

HEX	#21348C
RGB	rgb(33, 52, 140)
HSL	hsl(229, 62%, 34%)
HSV	hsv(229, 76%, 55%)
CMYK	cmyk(76.4%, 62.9%, 0%, 45.1%)
CIE-LAB	lab(25.78, 25.30, -51.02)
CIE-LCH	lch(25.78, 56.95, 296.37°)
OKLab	oklab(37% -0.0036 -0.1474)
OKLCH	oklch(37% 0.147 268.6)
XYZ	xyz(6.5872, 4.6721, 25.3605)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21348C #8C7921

analogous

#216A8C #21348C #44218C

triadic

#21348C #8C2134 #348C21

tetradic

#21348C #8C216A #8C7921 #218C44

square

#21348C #8C216A #8C7921 #218C44

split-complementary

#21348C #8C4421 #6A8C21

monochromatic

#0A0F29 #15225A #21348C #2D46BE #5169D6

Accessibility & contrast

On white

10.85

#21348C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#21348C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21348C

10.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21348C	#FFFFFF	#000000	##FFFFFF
##21348C	1.00	10.85	1.93	10.85
#FFFFFF	10.85	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428F

Deuteranopia (green-blind)

#00388A

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #21348c;
/* rgb */ color: rgb(33, 52, 140);
/* oklch */ color: oklch(37.0% 0.147 268.6);

Tailwind

colors: {
  custom: {
    50: '#6d6bae',
    500: '#21348c',
    950: '#000000',
  },
}

SCSS

$custom: #21348c;
$custom-light: #6d6bae;
$custom-dark: #000000;

JSON

{
  "hex": "#21348c",
  "rgb": {
    "r": 33,
    "g": 52,
    "b": 140
  },
  "hsl": {
    "h": 229.346,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36996,
    "c": 0.14745,
    "h": 268.6
  },
  "luminance": 0.04673
}

Semantic roles & 50–950 ramp

primary

#21348C

secondary

#B9A74F

accent

#C843E5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #21348C

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

Preview Lab → · Contrast checker → · Palette generator →