#21535F#21535F

#21535F is a dark, muted cyan. Relative luminance 0.073; OKLCH L 41.4% C 0.057 H 216.1°. Best body text is #FFFFFF at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#21535F
RGB	rgb(33, 83, 95)
HSL	hsl(192, 48%, 25%)
HSV	hsv(192, 65%, 37%)
CMYK	cmyk(65.3%, 12.6%, 0%, 62.7%)
CIE-LAB	lab(32.56, -12.62, -11.99)
CIE-LCH	lch(32.56, 17.41, 223.54°)
OKLab	oklab(41.36% -0.0457 -0.0333)
OKLCH	oklch(41.36% 0.057 216.1)
XYZ	xyz(5.7852, 7.3355, 11.9353)
Luminance	0.0734 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21535F #5F2D21

analogous

#215F4C #21535F #21345F

triadic

#21535F #5F2153 #535F21

tetradic

#21535F #4C215F #5F2D21 #345F21

square

#21535F #4C215F #5F2D21 #345F21

split-complementary

#21535F #5F2134 #5F4C21

monochromatic

#081417 #112B32 #21535F #317B8C #41A2BA

Accessibility & contrast

On white

8.51

#21535F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#21535F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21535F

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21535F	#FFFFFF	#000000	##FFFFFF
##21535F	1.00	8.51	2.47	8.51
#FFFFFF	8.51	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B5060

Deuteranopia (green-blind)

#424A5F

Tritanopia (blue-blind)

#005757

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #21535f;
/* rgb */ color: rgb(33, 83, 95);
/* oklch */ color: oklch(41.4% 0.057 216.1);

Tailwind

colors: {
  custom: {
    50: '#64838c',
    500: '#21535f',
    950: '#000000',
  },
}

SCSS

$custom: #21535f;
$custom-light: #64838c;
$custom-dark: #000000;

JSON

{
  "hex": "#21535f",
  "rgb": {
    "r": 33,
    "g": 83,
    "b": 95
  },
  "hsl": {
    "h": 191.613,
    "s": 48.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.41362,
    "c": 0.05658,
    "h": 216.1
  },
  "luminance": 0.07336
}

Semantic roles & 50–950 ramp

primary

#21535F

secondary

#935749

accent

#6A50D8

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060A0C

muted

#7A7C7D

Preview Lab

Preview with #21535F

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

Preview Lab → · Contrast checker → · Palette generator →