#21395E#21395E

#21395E is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.5% C 0.072 H 258.8°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#21395E
RGB	rgb(33, 57, 94)
HSL	hsl(216, 48%, 25%)
HSV	hsv(216, 65%, 37%)
CMYK	cmyk(64.9%, 39.4%, 0%, 63.1%)
CIE-LAB	lab(23.86, 3.69, -24.86)
CIE-LCH	lch(23.86, 25.13, 278.43°)
OKLab	oklab(34.46% -0.014 -0.0705)
OKLCH	oklch(34.46% 0.072 258.8)
XYZ	xyz(4.1100, 4.0574, 11.1541)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21395E #5E4621

analogous

#21585E #21395E #27215E

triadic

#21395E #5E2139 #395E21

tetradic

#21395E #5E2158 #5E4621 #215E27

square

#21395E #5E2158 #5E4621 #215E27

split-complementary

#21395E #5E2721 #585E21

monochromatic

#080E17 #111E31 #21395E #31548B #4170B9

Accessibility & contrast

On white

11.59

#21395E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#21395E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21395E

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21395E	#FFFFFF	#000000	##FFFFFF
##21395E	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#293C60

Deuteranopia (green-blind)

#21365D

Tritanopia (blue-blind)

#004147

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #21395e;
/* rgb */ color: rgb(33, 57, 94);
/* oklch */ color: oklch(34.5% 0.072 258.8);

Tailwind

colors: {
  custom: {
    50: '#636f8c',
    500: '#21395e',
    950: '#000000',
  },
}

SCSS

$custom: #21395e;
$custom-light: #636f8c;
$custom-dark: #000000;

JSON

{
  "hex": "#21395e",
  "rgb": {
    "r": 33,
    "g": 57,
    "b": 94
  },
  "hsl": {
    "h": 216.393,
    "s": 48.031,
    "l": 24.902
  },
  "oklch": {
    "l": 0.34462,
    "c": 0.07184,
    "h": 258.8
  },
  "luminance": 0.04058
}

Semantic roles & 50–950 ramp

primary

#21395E

secondary

#927549

accent

#A250D8

background

#F6F6F8

surface

#EBECF0

border

#C6C7CB

text

#05070C

muted

#7A7A7D

Preview Lab

Preview with #21395E

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

Preview Lab → · Contrast checker → · Palette generator →