#155C58#155C58

#155C58 is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.2% C 0.067 H 189.3°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#155C58
RGB	rgb(21, 92, 88)
HSL	hsl(177, 63%, 22%)
HSV	hsv(177, 77%, 36%)
CMYK	cmyk(77.2%, 0%, 4.3%, 63.9%)
CIE-LAB	lab(35.04, -22.05, -3.90)
CIE-LCH	lch(35.04, 22.40, 190.04°)
OKLab	oklab(43.18% -0.0665 -0.0109)
OKLCH	oklch(43.18% 0.067 189.3)
XYZ	xyz(5.8970, 8.5176, 10.5639)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155C58 #5C1519

analogous

#155C35 #155C58 #153D5C

triadic

#155C58 #58155C #5C5815

tetradic

#155C58 #35155C #5C1519 #3D5C15

square

#155C58 #35155C #5C1519 #3D5C15

split-complementary

#155C58 #5C153D #5C3515

monochromatic

#061918 #0A2A28 #155C58 #208E88 #2CC0B7

Accessibility & contrast

On white

7.77

#155C58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#155C58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155C58

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155C58	#FFFFFF	#000000	##FFFFFF
##155C58	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565758

Deuteranopia (green-blind)

#4C4F59

Tritanopia (blue-blind)

#005F5B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #155c58;
/* rgb */ color: rgb(21, 92, 88);
/* oklch */ color: oklch(43.2% 0.067 189.3);

Tailwind

colors: {
  custom: {
    50: '#608a87',
    500: '#155c58',
    950: '#000000',
  },
}

SCSS

$custom: #155c58;
$custom-light: #608a87;
$custom-dark: #000000;

JSON

{
  "hex": "#155c58",
  "rgb": {
    "r": 21,
    "g": 92,
    "b": 88
  },
  "hsl": {
    "h": 176.62,
    "s": 62.832,
    "l": 22.157
  },
  "oklch": {
    "l": 0.43183,
    "c": 0.06736,
    "h": 189.3
  },
  "luminance": 0.08518
}

Semantic roles & 50–950 ramp

primary

#155C58

secondary

#93393E

accent

#424BE6

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155C58

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

Preview Lab → · Contrast checker → · Palette generator →