#15688D#15688D

#15688D is a mid, moderate cyan. Relative luminance 0.120; OKLCH L 48.8% C 0.095 H 233.8°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#15688D
RGB	rgb(21, 104, 141)
HSL	hsl(199, 74%, 32%)
HSV	hsv(199, 85%, 55%)
CMYK	cmyk(85.1%, 26.2%, 0%, 44.7%)
CIE-LAB	lab(41.19, -9.94, -27.02)
CIE-LCH	lch(41.19, 28.79, 249.80°)
OKLab	oklab(48.85% -0.0559 -0.0763)
OKLCH	oklch(48.85% 0.095 233.8)
XYZ	xyz(10.0653, 11.9819, 26.9764)
Luminance	0.1198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15688D #8D3A15

analogous

#158D76 #15688D #152C8D

triadic

#15688D #8D1568 #688D15

tetradic

#15688D #76158D #8D3A15 #2C8D15

square

#15688D #76158D #8D3A15 #2C8D15

split-complementary

#15688D #8D152C #8D7615

monochromatic

#051922 #0D4158 #15688D #1D8FC2 #3BAEE2

Accessibility & contrast

On white

6.18

#15688D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#15688D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #15688D

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15688D	#FFFFFF	#000000	##FFFFFF
##15688D	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56678F

Deuteranopia (green-blind)

#465C8C

Tritanopia (blue-blind)

#007275

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #15688d;
/* rgb */ color: rgb(21, 104, 141);
/* oklch */ color: oklch(48.8% 0.095 233.8);

Tailwind

colors: {
  custom: {
    50: '#6993ae',
    500: '#15688d',
    950: '#000000',
  },
}

SCSS

$custom: #15688d;
$custom-light: #6993ae;
$custom-dark: #000000;

JSON

{
  "hex": "#15688d",
  "rgb": {
    "r": 21,
    "g": 104,
    "b": 141
  },
  "hsl": {
    "h": 198.5,
    "s": 74.074,
    "l": 31.765
  },
  "oklch": {
    "l": 0.48846,
    "c": 0.09456,
    "h": 233.8
  },
  "luminance": 0.11983
}

Semantic roles & 50–950 ramp

primary

#15688D

secondary

#C1663D

accent

#7037F1

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#070D10

muted

#7A7E7F

Preview Lab

Preview with #15688D

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

Preview Lab → · Contrast checker → · Palette generator →