#155D5C#155D5C

#155D5C is a dark, moderate teal. Relative luminance 0.088; OKLCH L 43.6% C 0.067 H 193.6°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#155D5C
RGB	rgb(21, 93, 92)
HSL	hsl(179, 63%, 22%)
HSV	hsv(179, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 1.1%, 63.5%)
CIE-LAB	lab(35.52, -21.28, -5.69)
CIE-LCH	lch(35.52, 22.03, 194.96°)
OKLab	oklab(43.62% -0.0656 -0.0158)
OKLCH	oklch(43.62% 0.067 193.6)
XYZ	xyz(6.1545, 8.7601, 11.4896)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D5C #5D1516

analogous

#155D38 #155D5C #153A5D

triadic

#155D5C #5C155D #5D5C15

tetradic

#155D5C #38155D #5D1516 #3A5D15

square

#155D5C #38155D #5D1516 #3A5D15

split-complementary

#155D5C #5D153A #5D3815

monochromatic

#061919 #0A2B2B #155D5C #208F8D #2CC1BF

Accessibility & contrast

On white

7.63

#155D5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#155D5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D5C

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D5C	#FFFFFF	#000000	##FFFFFF
##155D5C	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57585C

Deuteranopia (green-blind)

#4C505D

Tritanopia (blue-blind)

#00605C

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #155d5c;
/* rgb */ color: rgb(21, 93, 92);
/* oklch */ color: oklch(43.6% 0.067 193.6);

Tailwind

colors: {
  custom: {
    50: '#608b8a',
    500: '#155d5c',
    950: '#000000',
  },
}

SCSS

$custom: #155d5c;
$custom-light: #608b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#155d5c",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 92
  },
  "hsl": {
    "h": 179.167,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.43618,
    "c": 0.06746,
    "h": 193.6
  },
  "luminance": 0.08761
}

Semantic roles & 50–950 ramp

primary

#155D5C

secondary

#94393B

accent

#4244E6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155D5C

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

Preview Lab → · Contrast checker → · Palette generator →