#15558D#15558D

#15558D is a dark, moderate cyan. Relative luminance 0.086; OKLCH L 44.1% C 0.111 H 249.9°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX	#15558D
RGB	rgb(21, 85, 141)
HSL	hsl(208, 74%, 32%)
HSV	hsv(208, 85%, 55%)
CMYK	cmyk(85.1%, 39.7%, 0%, 44.7%)
CIE-LAB	lab(35.16, 1.88, -36.52)
CIE-LCH	lch(35.16, 36.57, 272.94°)
OKLab	oklab(44.08% -0.0382 -0.1043)
OKLCH	oklch(44.08% 0.111 249.9)
XYZ	xyz(8.3636, 8.5785, 26.4091)
Luminance	0.0858 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15558D #8D4D15

analogous

#158D89 #15558D #15198D

triadic

#15558D #8D1555 #558D15

tetradic

#15558D #89158D #8D4D15 #198D15

square

#15558D #89158D #8D4D15 #198D15

split-complementary

#15558D #8D1519 #8D8915

monochromatic

#051522 #0D3558 #15558D #1D75C2 #3B94E2

Accessibility & contrast

On white

7.73

#15558D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#15558D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15558D

7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15558D	#FFFFFF	#000000	##FFFFFF
##15558D	1.00	7.73	2.72	7.73
#FFFFFF	7.73	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A588F

Deuteranopia (green-blind)

#274E8C

Tritanopia (blue-blind)

#00626A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #15558d;
/* rgb */ color: rgb(21, 85, 141);
/* oklch */ color: oklch(44.1% 0.111 249.9);

Tailwind

colors: {
  custom: {
    50: '#6984af',
    500: '#15558d',
    950: '#000000',
  },
}

SCSS

$custom: #15558d;
$custom-light: #6984af;
$custom-dark: #000000;

JSON

{
  "hex": "#15558d",
  "rgb": {
    "r": 21,
    "g": 85,
    "b": 141
  },
  "hsl": {
    "h": 208,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.44079,
    "c": 0.11111,
    "h": 249.9
  },
  "luminance": 0.0858
}

Semantic roles & 50–950 ramp

primary

#15558D

secondary

#C17B3D

accent

#8E37F1

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #15558D

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

Preview Lab → · Contrast checker → · Palette generator →