#155C54#155C54

#155C54 is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.0% C 0.069 H 183.9°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#155C54
RGB	rgb(21, 92, 84)
HSL	hsl(173, 63%, 22%)
HSV	hsv(173, 77%, 36%)
CMYK	cmyk(77.2%, 0%, 8.7%, 63.9%)
CIE-LAB	lab(34.91, -23.32, -1.60)
CIE-LCH	lch(34.91, 23.37, 183.91°)
OKLab	oklab(43.04% -0.0685 -0.0047)
OKLCH	oklch(43.04% 0.069 183.9)
XYZ	xyz(5.7359, 8.4531, 9.7151)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C54 #5C151D

analogous

#155C30 #155C54 #15415C

triadic

#155C54 #54155C #5C5415

tetradic

#155C54 #30155C #5C151D #415C15

square

#155C54 #30155C #5C151D #415C15

split-complementary

#155C54 #5C1541 #5C3015

monochromatic

#061917 #0A2A27 #155C54 #208E81 #2CC0AF

Accessibility & contrast

On white

7.80

#155C54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#155C54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C54

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C54	#FFFFFF	#000000	##FFFFFF
##155C54	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575654

Deuteranopia (green-blind)

#4D4F55

Tritanopia (blue-blind)

#005E59

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #155c54;
/* rgb */ color: rgb(21, 92, 84);
/* oklch */ color: oklch(43.0% 0.069 183.9);

Tailwind

colors: {
  custom: {
    50: '#5f8a84',
    500: '#155c54',
    950: '#000000',
  },
}

SCSS

$custom: #155c54;
$custom-light: #5f8a84;
$custom-dark: #000000;

JSON

{
  "hex": "#155c54",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 84
  },
  "hsl": {
    "h": 173.239,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.43035,
    "c": 0.06869,
    "h": 183.9
  },
  "luminance": 0.08454
}

Semantic roles & 50–950 ramp

primary

#155C54

secondary

#933944

accent

#4254E6

background

#F5F8F8

surface

#EAF0EF

border

#C6CBCA

text

#050C0A

muted

#797D7C

Preview Lab

Preview with #155C54

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

Preview Lab → · Contrast checker → · Palette generator →