#15554B#15554B

#15554B is a dark, moderate teal. Relative luminance 0.072; OKLCH L 40.7% C 0.065 H 180.2°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#15554B
RGB	rgb(21, 85, 75)
HSL	hsl(171, 60%, 21%)
HSV	hsv(171, 75%, 33%)
CMYK	cmyk(75.3%, 0%, 11.8%, 66.7%)
CIE-LAB	lab(32.18, -22.50, 0.06)
CIE-LCH	lch(32.18, 22.50, 179.85°)
OKLab	oklab(40.72% -0.0651 -0.0002)
OKLCH	oklch(40.72% 0.065 180.2)
XYZ	xyz(4.8271, 7.1639, 7.7836)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15554B #55151F

analogous

#15552B #15554B #153F55

triadic

#15554B #4B1555 #554B15

tetradic

#15554B #2B1555 #55151F #3F5515

square

#15554B #2B1555 #55151F #3F5515

split-complementary

#15554B #55153F #552B15

monochromatic

#061916 #092420 #15554B #218676 #2DB7A2

Accessibility & contrast

On white

8.63

#15554B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#15554B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15554B

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15554B	#FFFFFF	#000000	##FFFFFF
##15554B	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504B

Deuteranopia (green-blind)

#48494C

Tritanopia (blue-blind)

#005752

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #15554b;
/* rgb */ color: rgb(21, 85, 75);
/* oklch */ color: oklch(40.7% 0.065 180.2);

Tailwind

colors: {
  custom: {
    50: '#5d857d',
    500: '#15554b',
    950: '#000000',
  },
}

SCSS

$custom: #15554b;
$custom-light: #5d857d;
$custom-dark: #000000;

JSON

{
  "hex": "#15554b",
  "rgb": {
    "r": 21,
    "g": 85,
    "b": 75
  },
  "hsl": {
    "h": 170.625,
    "s": 60.377,
    "l": 20.784
  },
  "oklch": {
    "l": 0.40716,
    "c": 0.06515,
    "h": 180.2
  },
  "luminance": 0.07164
}

Semantic roles & 50–950 ramp

primary

#15554B

secondary

#8D3946

accent

#445DE4

background

#F5F8F7

surface

#E9EFEE

border

#C5CAC9

text

#050B09

muted

#797C7B

Preview Lab

Preview with #15554B

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

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