#155D84#155D84

#155D84 is a mid, moderate cyan. Relative luminance 0.097; OKLCH L 45.5% C 0.092 H 238.4°. Best body text is #FFFFFF at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#155D84
RGB	rgb(21, 93, 132)
HSL	hsl(201, 73%, 30%)
HSV	hsv(201, 84%, 52%)
CMYK	cmyk(84.1%, 29.5%, 0%, 48.2%)
CIE-LAB	lab(37.21, -6.76, -27.79)
CIE-LCH	lch(37.21, 28.60, 256.32°)
OKLab	oklab(45.54% -0.0484 -0.0787)
OKLCH	oklch(45.54% 0.092 238.4)
XYZ	xyz(8.3868, 9.6530, 23.2465)
Luminance	0.0965 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155D84 #843C15

analogous

#158473 #155D84 #152684

triadic

#155D84 #84155D #5D8415

tetradic

#155D84 #731584 #843C15 #268415

square

#155D84 #731584 #843C15 #268415

split-complementary

#155D84 #841526 #847315

monochromatic

#04131A #0D384F #155D84 #1D82B9 #35A3DF

Accessibility & contrast

On white

7.17

#155D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#155D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155D84

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155D84	#FFFFFF	#000000	##FFFFFF
##155D84	1.00	7.17	2.93	7.17
#FFFFFF	7.17	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A5D86

Deuteranopia (green-blind)

#3B5383

Tritanopia (blue-blind)

#00676B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #155d84;
/* rgb */ color: rgb(21, 93, 132);
/* oklch */ color: oklch(45.5% 0.092 238.4);

Tailwind

colors: {
  custom: {
    50: '#678aa8',
    500: '#155d84',
    950: '#000000',
  },
}

SCSS

$custom: #155d84;
$custom-light: #678aa8;
$custom-dark: #000000;

JSON

{
  "hex": "#155d84",
  "rgb": {
    "r": 21,
    "g": 93,
    "b": 132
  },
  "hsl": {
    "h": 201.081,
    "s": 72.549,
    "l": 30
  },
  "oklch": {
    "l": 0.45538,
    "c": 0.09238,
    "h": 238.4
  },
  "luminance": 0.09654
}

Semantic roles & 50–950 ramp

primary

#155D84

secondary

#B9683C

accent

#7939EF

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #155D84

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

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