#155D5D#155D5D

#155D5D is a dark, moderate teal. Relative luminance 0.088; OKLCH L 43.7% C 0.067 H 195.0°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#155D5D
RGB	rgb(21, 93, 93)
HSL	hsl(180, 63%, 22%)
HSV	hsv(180, 77%, 36%)
CMYK	cmyk(77.4%, 0%, 0%, 63.5%)
CIE-LAB	lab(35.55, -20.95, -6.26)
CIE-LCH	lch(35.55, 21.87, 196.63°)
OKLab	oklab(43.66% -0.0651 -0.0174)
OKLCH	oklch(43.66% 0.067 195)
XYZ	xyz(6.1985, 8.7777, 11.7214)
Luminance	0.0878 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D5D #5D1515

analogous

#155D39 #155D5D #15395D

triadic

#155D5D #5D155D #5D5D15

tetradic

#155D5D #39155D #5D1515 #395D15

square

#155D5D #39155D #5D1515 #395D15

split-complementary

#155D5D #5D1539 #5D3915

monochromatic

#061919 #0A2B2B #155D5D #208F8F #2CC1C1

Accessibility & contrast

On white

7.62

#155D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#155D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D5D

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D5D	#FFFFFF	#000000	##FFFFFF
##155D5D	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56585D

Deuteranopia (green-blind)

#4C505D

Tritanopia (blue-blind)

#00605D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #155d5d;
/* rgb */ color: rgb(21, 93, 93);
/* oklch */ color: oklch(43.7% 0.067 195.0);

Tailwind

colors: {
  custom: {
    50: '#608b8a',
    500: '#155d5d',
    950: '#000000',
  },
}

SCSS

$custom: #155d5d;
$custom-light: #608b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#155d5d",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 93
  },
  "hsl": {
    "h": 180,
    "s": 63.158,
    "l": 22.353
  },
  "oklch": {
    "l": 0.43657,
    "c": 0.06737,
    "h": 195
  },
  "luminance": 0.08778
}

Semantic roles & 50–950 ramp

primary

#155D5D

secondary

#943939

accent

#4242E6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050C0B

muted

#7A7D7C

Preview Lab

Preview with #155D5D

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

Preview Lab → · Contrast checker → · Palette generator →