#21336A#21336A

#21336A is a dark, moderate blue. Relative luminance 0.037; OKLCH L 33.9% C 0.099 H 267.3°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#21336A
RGB	rgb(33, 51, 106)
HSL	hsl(225, 53%, 27%)
HSV	hsv(225, 69%, 42%)
CMYK	cmyk(68.9%, 51.9%, 0%, 58.4%)
CIE-LAB	lab(22.76, 12.61, -34.40)
CIE-LCH	lch(22.76, 36.64, 290.13°)
OKLab	oklab(33.87% -0.0046 -0.0986)
OKLCH	oklch(33.87% 0.099 267.3)
XYZ	xyz(4.4117, 3.7312, 14.1206)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21336A #6A5821

analogous

#21586A #21336A #33216A

triadic

#21336A #6A2133 #336A21

tetradic

#21336A #6A2158 #6A5821 #216A33

square

#21336A #6A2158 #6A5821 #216A33

split-complementary

#21336A #6A3321 #586A21

monochromatic

#070B17 #121D3B #21336A #304999 #4162C4

Accessibility & contrast

On white

12.02

#21336A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#21336A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21336A

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21336A	#FFFFFF	#000000	##FFFFFF
##21336A	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#153A6C

Deuteranopia (green-blind)

#043369

Tritanopia (blue-blind)

#004049

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #21336a;
/* rgb */ color: rgb(33, 51, 106);
/* oklch */ color: oklch(33.9% 0.099 267.3);

Tailwind

colors: {
  custom: {
    50: '#656a95',
    500: '#21336a',
    950: '#000000',
  },
}

SCSS

$custom: #21336a;
$custom-light: #656a95;
$custom-dark: #000000;

JSON

{
  "hex": "#21336a",
  "rgb": {
    "r": 33,
    "g": 51,
    "b": 106
  },
  "hsl": {
    "h": 225.205,
    "s": 52.518,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3387,
    "c": 0.09868,
    "h": 267.3
  },
  "luminance": 0.03732
}

Semantic roles & 50–950 ramp

primary

#21336A

secondary

#9E8949

accent

#B84CDC

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #21336A

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

Preview Lab → · Contrast checker → · Palette generator →