#21545C#21545C

#21545C is a dark, muted teal. Relative luminance 0.074; OKLCH L 41.5% C 0.055 H 209.2°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#21545C
RGB	rgb(33, 84, 92)
HSL	hsl(188, 47%, 25%)
HSV	hsv(188, 64%, 36%)
CMYK	cmyk(64.1%, 8.7%, 0%, 63.9%)
CIE-LAB	lab(32.78, -14.22, -9.76)
CIE-LCH	lch(32.78, 17.25, 214.47°)
OKLab	oklab(41.5% -0.0483 -0.027)
OKLCH	oklch(41.5% 0.055 209.2)
XYZ	xyz(5.7285, 7.4361, 11.2566)
Luminance	0.0744 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21545C #5C2921

analogous

#215C47 #21545C #21375C

triadic

#21545C #5C2154 #545C21

tetradic

#21545C #47215C #5C2921 #375C21

square

#21545C #47215C #5C2921 #375C21

split-complementary

#21545C #5C2137 #5C4721

monochromatic

#081517 #112B2F #21545C #317D89 #41A6B6

Accessibility & contrast

On white

8.44

#21545C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#21545C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21545C

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21545C	#FFFFFF	#000000	##FFFFFF
##21545C	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D515D

Deuteranopia (green-blind)

#444A5C

Tritanopia (blue-blind)

#005856

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #21545c;
/* rgb */ color: rgb(33, 84, 92);
/* oklch */ color: oklch(41.5% 0.055 209.2);

Tailwind

colors: {
  custom: {
    50: '#64848a',
    500: '#21545c',
    950: '#000000',
  },
}

SCSS

$custom: #21545c;
$custom-light: #64848a;
$custom-dark: #000000;

JSON

{
  "hex": "#21545c",
  "rgb": {
    "r": 33,
    "g": 84,
    "b": 92
  },
  "hsl": {
    "h": 188.136,
    "s": 47.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.41501,
    "c": 0.05539,
    "h": 209.2
  },
  "luminance": 0.07437
}

Semantic roles & 50–950 ramp

primary

#21545C

secondary

#905249

accent

#6351D7

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060B0B

muted

#7A7C7C

Preview Lab

Preview with #21545C

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

Preview Lab → · Contrast checker → · Palette generator →