#21364D#21364D

#21364D is a dark, muted cyan. Relative luminance 0.035; OKLCH L 32.6% C 0.049 H 251.6°. Best body text is #FFFFFF at 12.36:1 contrast (WCAG AA passes).

Color values

HEX	#21364D
RGB	rgb(33, 54, 77)
HSL	hsl(211, 40%, 22%)
HSV	hsv(211, 57%, 30%)
CMYK	cmyk(57.1%, 29.9%, 0%, 69.8%)
CIE-LAB	lab(21.93, -0.63, -16.66)
CIE-LCH	lch(21.93, 16.67, 267.82°)
OKLab	oklab(32.65% -0.0155 -0.0467)
OKLCH	oklch(32.65% 0.049 251.6)
XYZ	xyz(3.2855, 3.4972, 7.5216)
Luminance	0.0350 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21364D #4D3821

analogous

#214C4D #21364D #22214D

triadic

#21364D #4D2136 #364D21

tetradic

#21364D #4D214C #4D3821 #214D22

square

#21364D #4D214C #4D3821 #214D22

split-complementary

#21364D #4D2221 #4C4D21

monochromatic

#090F15 #0F1822 #21364D #335478 #4672A3

Accessibility & contrast

On white

12.36

#21364D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#21364D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21364D

12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21364D	#FFFFFF	#000000	##FFFFFF
##21364D	1.00	12.36	1.70	12.36
#FFFFFF	12.36	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D374E

Deuteranopia (green-blind)

#27334D

Tritanopia (blue-blind)

#0A3B3E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #21364d;
/* rgb */ color: rgb(33, 54, 77);
/* oklch */ color: oklch(32.6% 0.049 251.6);

Tailwind

colors: {
  custom: {
    50: '#606c7f',
    500: '#21364d',
    950: '#000000',
  },
}

SCSS

$custom: #21364d;
$custom-light: #606c7f;
$custom-dark: #000000;

JSON

{
  "hex": "#21364d",
  "rgb": {
    "r": 33,
    "g": 54,
    "b": 77
  },
  "hsl": {
    "h": 211.364,
    "s": 40,
    "l": 21.569
  },
  "oklch": {
    "l": 0.3265,
    "c": 0.04919,
    "h": 251.6
  },
  "luminance": 0.03497
}

Semantic roles & 50–950 ramp

primary

#21364D

secondary

#816649

accent

#9758D0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#05070A

muted

#797A7C

Preview Lab

Preview with #21364D

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

Preview Lab → · Contrast checker → · Palette generator →