#155665#155665

#155665 is a dark, moderate cyan. Relative luminance 0.078; OKLCH L 42.1% C 0.067 H 217.0°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#155665
RGB	rgb(21, 86, 101)
HSL	hsl(191, 66%, 24%)
HSV	hsv(191, 79%, 40%)
CMYK	cmyk(79.2%, 14.9%, 0%, 60.4%)
CIE-LAB	lab(33.47, -14.29, -14.42)
CIE-LCH	lch(33.47, 20.30, 225.26°)
OKLab	oklab(42.07% -0.0535 -0.0403)
OKLCH	oklch(42.07% 0.067 217)
XYZ	xyz(5.9850, 7.7539, 13.4906)
Luminance	0.0775 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155665 #652415

analogous

#15654C #155665 #152E65

triadic

#155665 #651556 #566515

tetradic

#155665 #4C1565 #652415 #2E6515

square

#155665 #4C1565 #652415 #2E6515

split-complementary

#155665 #65152E #654C15

monochromatic

#051619 #0A2B32 #155665 #208198 #2AACCA

Accessibility & contrast

On white

8.23

#155665 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#155665 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155665

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155665	#FFFFFF	#000000	##FFFFFF
##155665	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C5366

Deuteranopia (green-blind)

#414B65

Tritanopia (blue-blind)

#005B5B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #155665;
/* rgb */ color: rgb(21, 86, 101);
/* oklch */ color: oklch(42.1% 0.067 217.0);

Tailwind

colors: {
  custom: {
    50: '#618591',
    500: '#155665',
    950: '#000000',
  },
}

SCSS

$custom: #155665;
$custom-light: #618591;
$custom-dark: #000000;

JSON

{
  "hex": "#155665",
  "rgb": {
    "r": 21,
    "g": 86,
    "b": 101
  },
  "hsl": {
    "h": 191.25,
    "s": 65.574,
    "l": 23.922
  },
  "oklch": {
    "l": 0.42071,
    "c": 0.06693,
    "h": 217
  },
  "luminance": 0.07755
}

Semantic roles & 50–950 ramp

primary

#155665

secondary

#9C4C3A

accent

#5F3FE9

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050B0C

muted

#7A7C7D

Preview Lab

Preview with #155665

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

Preview Lab → · Contrast checker → · Palette generator →