#21369C#21369C

#21369C is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.9% C 0.167 H 268.2°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#21369C
RGB	rgb(33, 54, 156)
HSL	hsl(230, 65%, 37%)
HSV	hsv(230, 79%, 61%)
CMYK	cmyk(78.8%, 65.4%, 0%, 38.8%)
CIE-LAB	lab(27.74, 30.09, -57.64)
CIE-LCH	lch(27.74, 65.02, 297.56°)
OKLab	oklab(38.89% -0.0053 -0.1668)
OKLCH	oklch(38.89% 0.167 268.2)
XYZ	xyz(7.9450, 5.3611, 32.0621)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21369C #9C8721

analogous

#21749C #21369C #4A219C

triadic

#21369C #9C2136 #369C21

tetradic

#21369C #9C2174 #9C8721 #219C4A

square

#21369C #9C2174 #9C8721 #219C4A

split-complementary

#21369C #9C4A21 #749C21

monochromatic

#0C1337 #162569 #21369C #2C47CF #5B71DC

Accessibility & contrast

On white

10.13

#21369C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#21369C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21369C

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21369C	#FFFFFF	#000000	##FFFFFF
##21369C	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479F

Deuteranopia (green-blind)

#003C9A

Tritanopia (blue-blind)

#005164

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #21369c;
/* rgb */ color: rgb(33, 54, 156);
/* oklch */ color: oklch(38.9% 0.167 268.2);

Tailwind

colors: {
  custom: {
    50: '#716dba',
    500: '#21369c',
    950: '#000000',
  },
}

SCSS

$custom: #21369c;
$custom-light: #716dba;
$custom-dark: #000000;

JSON

{
  "hex": "#21369c",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 156
  },
  "hsl": {
    "h": 229.756,
    "s": 65.079,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38887,
    "c": 0.16687,
    "h": 268.2
  },
  "luminance": 0.05362
}

Semantic roles & 50–950 ramp

primary

#21369C

secondary

#C1AF58

accent

#CB40E8

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090712

muted

#7B7A81

Preview Lab

Preview with #21369C

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

Preview Lab → · Contrast checker → · Palette generator →