#15516B#15516B

#15516B is a dark, moderate cyan. Relative luminance 0.071; OKLCH L 41.0% C 0.073 H 231.6°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#15516B
RGB	rgb(21, 81, 107)
HSL	hsl(198, 67%, 25%)
HSV	hsv(198, 80%, 42%)
CMYK	cmyk(80.4%, 24.3%, 0%, 58%)
CIE-LAB	lab(32.05, -9.07, -20.38)
CIE-LCH	lch(32.05, 22.31, 246.02°)
OKLab	oklab(41.02% -0.0455 -0.0573)
OKLCH	oklch(41.02% 0.073 231.6)
XYZ	xyz(5.9045, 7.1051, 14.9673)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15516B #6B2F15

analogous

#156B5A #15516B #15266B

triadic

#15516B #6B1551 #516B15

tetradic

#15516B #5A156B #6B2F15 #266B15

square

#15516B #5A156B #6B2F15 #266B15

split-complementary

#15516B #6B1526 #6B5A15

monochromatic

#05131A #0B2A38 #15516B #1F789E #299ED1

Accessibility & contrast

On white

8.67

#15516B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#15516B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15516B

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15516B	#FFFFFF	#000000	##FFFFFF
##15516B	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44506C

Deuteranopia (green-blind)

#38486B

Tritanopia (blue-blind)

#00585A

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #15516b;
/* rgb */ color: rgb(21, 81, 107);
/* oklch */ color: oklch(41.0% 0.073 231.6);

Tailwind

colors: {
  custom: {
    50: '#618195',
    500: '#15516b',
    950: '#000000',
  },
}

SCSS

$custom: #15516b;
$custom-light: #618195;
$custom-dark: #000000;

JSON

{
  "hex": "#15516b",
  "rgb": {
    "r": 21,
    "g": 81,
    "b": 107
  },
  "hsl": {
    "h": 198.14,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.41021,
    "c": 0.07321,
    "h": 231.6
  },
  "luminance": 0.07106
}

Semantic roles & 50–950 ramp

primary

#15516B

secondary

#A2593A

accent

#723EEA

background

#F6F7F9

surface

#EBEEF1

border

#C6C9CB

text

#060A0D

muted

#7A7C7E

Preview Lab

Preview with #15516B

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

Preview Lab → · Contrast checker → · Palette generator →