#21368E#21368E

#21368E is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.6% C 0.148 H 268.1°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#21368E
RGB	rgb(33, 54, 142)
HSL	hsl(228, 62%, 34%)
HSV	hsv(228, 77%, 56%)
CMYK	cmyk(76.8%, 62%, 0%, 44.3%)
CIE-LAB	lab(26.49, 24.71, -51.10)
CIE-LCH	lch(26.49, 56.76, 295.80°)
OKLab	oklab(37.58% -0.005 -0.1476)
OKLCH	oklch(37.58% 0.148 268.1)
XYZ	xyz(6.8272, 4.9139, 26.1746)
Luminance	0.0491 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21368E #8E7921

analogous

#216D8E #21368E #42218E

triadic

#21368E #8E2136 #368E21

tetradic

#21368E #8E216D #8E7921 #218E42

square

#21368E #8E216D #8E7921 #218E42

split-complementary

#21368E #8E4221 #6D8E21

monochromatic

#0A102B #15235C #21368E #2D49C0 #526CD7

Accessibility & contrast

On white

10.59

#21368E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#21368E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21368E

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21368E	#FFFFFF	#000000	##FFFFFF
##21368E	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004491

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#004C5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #21368e;
/* rgb */ color: rgb(33, 54, 142);
/* oklch */ color: oklch(37.6% 0.148 268.1);

Tailwind

colors: {
  custom: {
    50: '#6e6cb0',
    500: '#21368e',
    950: '#000000',
  },
}

SCSS

$custom: #21368e;
$custom-light: #6e6cb0;
$custom-dark: #000000;

JSON

{
  "hex": "#21368e",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 142
  },
  "hsl": {
    "h": 228.44,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37576,
    "c": 0.14771,
    "h": 268.1
  },
  "luminance": 0.04915
}

Semantic roles & 50–950 ramp

primary

#21368E

secondary

#BAA650

accent

#C642E5

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080711

muted

#7B7A80

Preview Lab

Preview with #21368E

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

Preview Lab → · Contrast checker → · Palette generator →