#155151#155151

#155151 is a dark, muted teal. Relative luminance 0.066; OKLCH L 39.8% C 0.059 H 195.0°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#155151
RGB	rgb(21, 81, 81)
HSL	hsl(180, 59%, 20%)
HSV	hsv(180, 74%, 32%)
CMYK	cmyk(74.1%, 0%, 0%, 68.2%)
CIE-LAB	lab(30.97, -18.45, -5.54)
CIE-LCH	lch(30.97, 19.27, 196.71°)
OKLab	oklab(39.8% -0.0573 -0.0154)
OKLCH	oklch(39.8% 0.059 195)
XYZ	xyz(4.7362, 6.6378, 8.8146)
Luminance	0.0664 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155151 #511515

analogous

#155133 #155151 #153351

triadic

#155151 #511551 #515115

tetradic

#155151 #331551 #511515 #335115

square

#155151 #331551 #511515 #335115

split-complementary

#155151 #511533 #513315

monochromatic

#061818 #082020 #155151 #228282 #2EB2B2

Accessibility & contrast

On white

9.02

#155151 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#155151 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155151

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155151	#FFFFFF	#000000	##FFFFFF
##155151	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4D51

Deuteranopia (green-blind)

#424651

Tritanopia (blue-blind)

#005451

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #155151;
/* rgb */ color: rgb(21, 81, 81);
/* oklch */ color: oklch(39.8% 0.059 195.0);

Tailwind

colors: {
  custom: {
    50: '#5d8281',
    500: '#155151',
    950: '#000000',
  },
}

SCSS

$custom: #155151;
$custom-light: #5d8281;
$custom-dark: #000000;

JSON

{
  "hex": "#155151",
  "rgb": {
    "r": 21,
    "g": 81,
    "b": 81
  },
  "hsl": {
    "h": 180,
    "s": 58.824,
    "l": 20
  },
  "oklch": {
    "l": 0.39798,
    "c": 0.05934,
    "h": 195
  },
  "luminance": 0.06638
}

Semantic roles & 50–950 ramp

primary

#155151

secondary

#893939

accent

#4646E2

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#050A0A

muted

#797C7C

Preview Lab

Preview with #155151

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

Preview Lab → · Contrast checker → · Palette generator →