#15598D#15598D

#15598D is a mid, moderate cyan. Relative luminance 0.092; OKLCH L 45.1% C 0.107 H 247.0°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#15598D
RGB	rgb(21, 89, 141)
HSL	hsl(206, 74%, 32%)
HSV	hsv(206, 85%, 55%)
CMYK	cmyk(85.1%, 36.9%, 0%, 44.7%)
CIE-LAB	lab(36.42, -0.70, -34.52)
CIE-LCH	lch(36.42, 34.53, 268.83°)
OKLab	oklab(45.07% -0.0418 -0.0984)
OKLCH	oklch(45.07% 0.107 247)
XYZ	xyz(8.6875, 9.2262, 26.5171)
Luminance	0.0923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15598D #8D4915

analogous

#158D85 #15598D #151D8D

triadic

#15598D #8D1559 #598D15

tetradic

#15598D #85158D #8D4915 #1D8D15

square

#15598D #85158D #8D4915 #1D8D15

split-complementary

#15598D #8D151D #8D8515

monochromatic

#051622 #0D3758 #15598D #1D7BC2 #3B99E2

Accessibility & contrast

On white

7.38

#15598D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#15598D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15598D

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15598D	#FFFFFF	#000000	##FFFFFF
##15598D	1.00	7.38	2.85	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405C8F

Deuteranopia (green-blind)

#2F518C

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #15598d;
/* rgb */ color: rgb(21, 89, 141);
/* oklch */ color: oklch(45.1% 0.107 247.0);

Tailwind

colors: {
  custom: {
    50: '#6987ae',
    500: '#15598d',
    950: '#000000',
  },
}

SCSS

$custom: #15598d;
$custom-light: #6987ae;
$custom-dark: #000000;

JSON

{
  "hex": "#15598d",
  "rgb": {
    "r": 21,
    "g": 89,
    "b": 141
  },
  "hsl": {
    "h": 206,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.45066,
    "c": 0.10691,
    "h": 247
  },
  "luminance": 0.09227
}

Semantic roles & 50–950 ramp

primary

#15598D

secondary

#C1763D

accent

#8837F1

background

#F6F8FA

surface

#ECEFF4

border

#C7CACE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #15598D

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

Preview Lab → · Contrast checker → · Palette generator →