#155E60#155E60

#155E60 is a dark, moderate teal. Relative luminance 0.090; OKLCH L 44.1% C 0.068 H 197.7°. Best body text is #FFFFFF at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#155E60
RGB	rgb(21, 94, 96)
HSL	hsl(182, 64%, 23%)
HSV	hsv(182, 78%, 38%)
CMYK	cmyk(78.1%, 2.1%, 0%, 62.4%)
CIE-LAB	lab(36.00, -20.49, -7.45)
CIE-LCH	lch(36.00, 21.80, 199.99°)
OKLab	oklab(44.06% -0.0647 -0.0207)
OKLCH	oklch(44.06% 0.068 197.7)
XYZ	xyz(6.4223, 9.0086, 12.4644)
Luminance	0.0901 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155E60 #601715

analogous

#15603C #155E60 #153860

triadic

#155E60 #60155E #5E6015

tetradic

#155E60 #3C1560 #601715 #386015

square

#155E60 #3C1560 #601715 #386015

split-complementary

#155E60 #601538 #603C15

monochromatic

#051919 #0A2D2E #155E60 #208F92 #2BC0C4

Accessibility & contrast

On white

7.50

#155E60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#155E60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155E60

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155E60	#FFFFFF	#000000	##FFFFFF
##155E60	1.00	7.50	2.80	7.50
#FFFFFF	7.50	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575960

Deuteranopia (green-blind)

#4C5160

Tritanopia (blue-blind)

#00625E

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #155e60;
/* rgb */ color: rgb(21, 94, 96);
/* oklch */ color: oklch(44.1% 0.068 197.7);

Tailwind

colors: {
  custom: {
    50: '#618c8d',
    500: '#155e60',
    950: '#000000',
  },
}

SCSS

$custom: #155e60;
$custom-light: #618c8d;
$custom-dark: #000000;

JSON

{
  "hex": "#155e60",
  "rgb": {
    "r": 21,
    "g": 94,
    "b": 96
  },
  "hsl": {
    "h": 181.6,
    "s": 64.103,
    "l": 22.941
  },
  "oklch": {
    "l": 0.44056,
    "c": 0.06795,
    "h": 197.7
  },
  "luminance": 0.09009
}

Semantic roles & 50–950 ramp

primary

#155E60

secondary

#973C3A

accent

#4541E7

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0C

muted

#7A7D7D

Preview Lab

Preview with #155E60

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

Preview Lab → · Contrast checker → · Palette generator →