#15504B#15504B

#15504B is a dark, muted teal. Relative luminance 0.064; OKLCH L 39.3% C 0.060 H 186.9°. Best body text is #FFFFFF at 9.21:1 contrast (WCAG AA passes).

Color values

HEX	#15504B
RGB	rgb(21, 80, 75)
HSL	hsl(175, 58%, 20%)
HSV	hsv(175, 74%, 31%)
CMYK	cmyk(73.7%, 0%, 6.2%, 68.6%)
CIE-LAB	lab(30.41, -19.87, -2.53)
CIE-LCH	lch(30.41, 20.03, 187.27°)
OKLab	oklab(39.28% -0.0592 -0.0072)
OKLCH	oklch(39.28% 0.06 186.9)
XYZ	xyz(4.4473, 6.4042, 7.6570)
Luminance	0.0640 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15504B #50151A

analogous

#15502D #15504B #153850

triadic

#15504B #4B1550 #504B15

tetradic

#15504B #2D1550 #50151A #385015

square

#15504B #2D1550 #50151A #385015

split-complementary

#15504B #501538 #502D15

monochromatic

#061817 #08201E #15504B #228078 #2EB1A6

Accessibility & contrast

On white

9.21

#15504B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#15504B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15504B

9.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15504B	#FFFFFF	#000000	##FFFFFF
##15504B	1.00	9.21	2.28	9.21
#FFFFFF	9.21	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4B4B

Deuteranopia (green-blind)

#43454C

Tritanopia (blue-blind)

#00524E

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #15504b;
/* rgb */ color: rgb(21, 80, 75);
/* oklch */ color: oklch(39.3% 0.060 186.9);

Tailwind

colors: {
  custom: {
    50: '#5c817d',
    500: '#15504b',
    950: '#000000',
  },
}

SCSS

$custom: #15504b;
$custom-light: #5c817d;
$custom-dark: #000000;

JSON

{
  "hex": "#15504b",
  "rgb": {
    "r": 21,
    "g": 80,
    "b": 75
  },
  "hsl": {
    "h": 174.915,
    "s": 58.416,
    "l": 19.804
  },
  "oklch": {
    "l": 0.39277,
    "c": 0.05965,
    "h": 186.9
  },
  "luminance": 0.06405
}

Semantic roles & 50–950 ramp

primary

#15504B

secondary

#883940

accent

#4653E2

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#050A09

muted

#797C7B

Preview Lab

Preview with #15504B

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

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