#21368A#21368A

#21368A is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.2% C 0.142 H 268.0°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#21368A
RGB	rgb(33, 54, 138)
HSL	hsl(228, 61%, 34%)
HSV	hsv(228, 76%, 54%)
CMYK	cmyk(76.1%, 60.9%, 0%, 45.9%)
CIE-LAB	lab(26.15, 23.15, -49.18)
CIE-LCH	lch(26.15, 54.36, 295.20°)
OKLab	oklab(37.21% -0.005 -0.142)
OKLCH	oklch(37.21% 0.142 268)
XYZ	xyz(6.5322, 4.7959, 24.6213)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21368A #8A7521

analogous

#216A8A #21368A #40218A

triadic

#21368A #8A2136 #368A21

tetradic

#21368A #8A216A #8A7521 #218A40

square

#21368A #8A216A #8A7521 #218A40

split-complementary

#21368A #8A4021 #6A8A21

monochromatic

#090F27 #152359 #21368A #2D49BB #506BD5

Accessibility & contrast

On white

10.72

#21368A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#21368A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21368A

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21368A	#FFFFFF	#000000	##FFFFFF
##21368A	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438D

Deuteranopia (green-blind)

#003988

Tritanopia (blue-blind)

#004B5A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #21368a;
/* rgb */ color: rgb(33, 54, 138);
/* oklch */ color: oklch(37.2% 0.142 268.0);

Tailwind

colors: {
  custom: {
    50: '#6d6cad',
    500: '#21368a',
    950: '#000000',
  },
}

SCSS

$custom: #21368a;
$custom-light: #6d6cad;
$custom-dark: #000000;

JSON

{
  "hex": "#21368a",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 138
  },
  "hsl": {
    "h": 228,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37214,
    "c": 0.14208,
    "h": 268
  },
  "luminance": 0.04797
}

Semantic roles & 50–950 ramp

primary

#21368A

secondary

#B9A34E

accent

#C443E5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #21368A

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

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