#155579#155579

#155579 is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 42.9% C 0.086 H 238.9°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#155579
RGB	rgb(21, 85, 121)
HSL	hsl(202, 70%, 28%)
HSV	hsv(202, 83%, 47%)
CMYK	cmyk(82.6%, 29.8%, 0%, 52.5%)
CIE-LAB	lab(34.06, -6.11, -25.98)
CIE-LCH	lch(34.06, 26.69, 256.77°)
OKLab	oklab(42.85% -0.0444 -0.0735)
OKLCH	oklch(42.85% 0.086 238.9)
XYZ	xyz(7.0076, 8.0360, 19.2672)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#155579 #793915

analogous

#15796B #155579 #152379

triadic

#155579 #791555 #557915

tetradic

#155579 #6B1579 #793915 #237915

square

#155579 #6B1579 #793915 #237915

split-complementary

#155579 #791523 #796B15

monochromatic

#05121A #0C3045 #155579 #1E7AAD #2E9CDB

Accessibility & contrast

On white

8.05

#155579 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#155579 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #155579

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##155579	#FFFFFF	#000000	##FFFFFF
##155579	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44557B

Deuteranopia (green-blind)

#364C78

Tritanopia (blue-blind)

#005E62

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #155579;
/* rgb */ color: rgb(21, 85, 121);
/* oklch */ color: oklch(42.9% 0.086 238.9);

Tailwind

colors: {
  custom: {
    50: '#6484a0',
    500: '#155579',
    950: '#000000',
  },
}

SCSS

$custom: #155579;
$custom-light: #6484a0;
$custom-dark: #000000;

JSON

{
  "hex": "#155579",
  "rgb": {
    "r": 21,
    "g": 85,
    "b": 121
  },
  "hsl": {
    "h": 201.6,
    "s": 70.423,
    "l": 27.843
  },
  "oklch": {
    "l": 0.4285,
    "c": 0.08588,
    "h": 238.9
  },
  "luminance": 0.08037
}

Semantic roles & 50–950 ramp

primary

#155579

secondary

#AF653B

accent

#7B3BED

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #155579

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

Preview Lab → · Contrast checker → · Palette generator →