#155D72#155D72

#155D72 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.6% C 0.075 H 222.4°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#155D72
RGB	rgb(21, 93, 114)
HSL	hsl(194, 69%, 26%)
HSV	hsv(194, 82%, 45%)
CMYK	cmyk(81.6%, 18.4%, 0%, 55.3%)
CIE-LAB	lab(36.37, -13.59, -18.05)
CIE-LCH	lch(36.37, 22.60, 233.02°)
OKLab	oklab(44.59% -0.0554 -0.0506)
OKLCH	oklch(44.59% 0.075 222.4)
XYZ	xyz(7.2596, 9.2021, 17.3099)
Luminance	0.0920 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D72 #722A15

analogous

#157259 #155D72 #152F72

triadic

#155D72 #72155D #5D7215

tetradic

#155D72 #591572 #722A15 #2F7215

square

#155D72 #591572 #722A15 #2F7215

split-complementary

#155D72 #72152F #725915

monochromatic

#05151A #0B333E #155D72 #1F87A6 #2AB0D8

Accessibility & contrast

On white

7.39

#155D72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#155D72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D72

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D72	#FFFFFF	#000000	##FFFFFF
##155D72	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515B73

Deuteranopia (green-blind)

#445272

Tritanopia (blue-blind)

#006464

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #155d72;
/* rgb */ color: rgb(21, 93, 114);
/* oklch */ color: oklch(44.6% 0.075 222.4);

Tailwind

colors: {
  custom: {
    50: '#638b9a',
    500: '#155d72',
    950: '#000000',
  },
}

SCSS

$custom: #155d72;
$custom-light: #638b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#155d72",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 114
  },
  "hsl": {
    "h": 193.548,
    "s": 68.889,
    "l": 26.471
  },
  "oklch": {
    "l": 0.44588,
    "c": 0.075,
    "h": 222.4
  },
  "luminance": 0.09203
}

Semantic roles & 50–950 ramp

primary

#155D72

secondary

#A8533B

accent

#643CEC

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0E

muted

#7A7D7E

Preview Lab

Preview with #155D72

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

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