#21555F#21555F

#21555F is a dark, muted teal. Relative luminance 0.076; OKLCH L 41.9% C 0.057 H 212.3°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#21555F
RGB	rgb(33, 85, 95)
HSL	hsl(190, 48%, 25%)
HSV	hsv(190, 65%, 37%)
CMYK	cmyk(65.3%, 10.5%, 0%, 62.7%)
CIE-LAB	lab(33.23, -13.79, -10.97)
CIE-LCH	lch(33.23, 17.62, 218.49°)
OKLab	oklab(41.91% -0.0482 -0.0304)
OKLCH	oklch(41.91% 0.057 212.3)
XYZ	xyz(5.9404, 7.6459, 11.9870)
Luminance	0.0765 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21555F #5F2B21

analogous

#215F4A #21555F #21365F

triadic

#21555F #5F2155 #555F21

tetradic

#21555F #4A215F #5F2B21 #365F21

square

#21555F #4A215F #5F2B21 #365F21

split-complementary

#21555F #5F2136 #5F4A21

monochromatic

#081417 #112C32 #21555F #317E8C #41A6BA

Accessibility & contrast

On white

8.30

#21555F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#21555F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21555F

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21555F	#FFFFFF	#000000	##FFFFFF
##21555F	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D5260

Deuteranopia (green-blind)

#444B5F

Tritanopia (blue-blind)

#005958

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #21555f;
/* rgb */ color: rgb(33, 85, 95);
/* oklch */ color: oklch(41.9% 0.057 212.3);

Tailwind

colors: {
  custom: {
    50: '#64858c',
    500: '#21555f',
    950: '#000000',
  },
}

SCSS

$custom: #21555f;
$custom-light: #64858c;
$custom-dark: #000000;

JSON

{
  "hex": "#21555f",
  "rgb": {
    "r": 33,
    "g": 85,
    "b": 95
  },
  "hsl": {
    "h": 189.677,
    "s": 48.438,
    "l": 25.098
  },
  "oklch": {
    "l": 0.41905,
    "c": 0.05697,
    "h": 212.3
  },
  "luminance": 0.07647
}

Semantic roles & 50–950 ramp

primary

#21555F

secondary

#935549

accent

#6650D8

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #21555F

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

Preview Lab → · Contrast checker → · Palette generator →