#155E64#155E64

#155E64 is a dark, moderate teal. Relative luminance 0.091; OKLCH L 44.2% C 0.068 H 203.3°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#155E64
RGB	rgb(21, 94, 100)
HSL	hsl(185, 65%, 24%)
HSV	hsv(185, 79%, 39%)
CMYK	cmyk(79%, 6%, 0%, 60.8%)
CIE-LAB	lab(36.15, -19.14, -9.72)
CIE-LCH	lch(36.15, 21.46, 206.93°)
OKLab	oklab(44.22% -0.0628 -0.027)
OKLCH	oklch(44.22% 0.068 203.3)
XYZ	xyz(6.6112, 9.0841, 13.4591)
Luminance	0.0909 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155E64 #641B15

analogous

#156442 #155E64 #153664

triadic

#155E64 #64155E #5E6415

tetradic

#155E64 #421564 #641B15 #366415

square

#155E64 #421564 #641B15 #366415

split-complementary

#155E64 #641536 #644215

monochromatic

#051819 #0A2E31 #155E64 #208E97 #2ABDC9

Accessibility & contrast

On white

7.45

#155E64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#155E64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155E64

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155E64	#FFFFFF	#000000	##FFFFFF
##155E64	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565A64

Deuteranopia (green-blind)

#4B5264

Tritanopia (blue-blind)

#006260

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #155e64;
/* rgb */ color: rgb(21, 94, 100);
/* oklch */ color: oklch(44.2% 0.068 203.3);

Tailwind

colors: {
  custom: {
    50: '#618c90',
    500: '#155e64',
    950: '#000000',
  },
}

SCSS

$custom: #155e64;
$custom-light: #618c90;
$custom-dark: #000000;

JSON

{
  "hex": "#155e64",
  "rgb": {
    "r": 21,
    "g": 94,
    "b": 100
  },
  "hsl": {
    "h": 184.557,
    "s": 65.289,
    "l": 23.725
  },
  "oklch": {
    "l": 0.44221,
    "c": 0.06834,
    "h": 203.3
  },
  "luminance": 0.09085
}

Semantic roles & 50–950 ramp

primary

#155E64

secondary

#9B413A

accent

#4C40E8

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060C0C

muted

#7A7D7D

Preview Lab

Preview with #155E64

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

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