#0D4959#0D4959

#0D4959 is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 37.7% C 0.063 H 220.7°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#0D4959
RGB	rgb(13, 73, 89)
HSL	hsl(193, 75%, 20%)
HSV	hsv(193, 85%, 35%)
CMYK	cmyk(85.4%, 18%, 0%, 65.1%)
CIE-LAB	lab(28.30, -12.11, -14.73)
CIE-LCH	lch(28.30, 19.06, 230.58°)
OKLab	oklab(37.7% -0.048 -0.0412)
OKLCH	oklch(37.7% 0.063 220.7)
XYZ	xyz(4.3509, 5.5714, 10.2953)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D4959 #591D0D

analogous

#0D5943 #0D4959 #0D2359

triadic

#0D4959 #590D49 #49590D

tetradic

#0D4959 #430D59 #591D0D #23590D

square

#0D4959 #430D59 #591D0D #23590D

split-complementary

#0D4959 #590D23 #59430D

monochromatic

#04161B #051D24 #0D4959 #15758E #1DA1C4

Accessibility & contrast

On white

9.93

#0D4959 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#0D4959 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D4959

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D4959	#FFFFFF	#000000	##FFFFFF
##0D4959	1.00	9.93	2.11	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F475A

Deuteranopia (green-blind)

#354059

Tritanopia (blue-blind)

#004E4E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #0d4959;
/* rgb */ color: rgb(13, 73, 89);
/* oklch */ color: oklch(37.7% 0.063 220.7);

Tailwind

colors: {
  custom: {
    50: '#5b7b88',
    500: '#0d4959',
    950: '#000000',
  },
}

SCSS

$custom: #0d4959;
$custom-light: #5b7b88;
$custom-dark: #000000;

JSON

{
  "hex": "#0d4959",
  "rgb": {
    "r": 13,
    "g": 73,
    "b": 89
  },
  "hsl": {
    "h": 192.632,
    "s": 74.51,
    "l": 20
  },
  "oklch": {
    "l": 0.377,
    "c": 0.06331,
    "h": 220.7
  },
  "luminance": 0.05572
}

Semantic roles & 50–950 ramp

primary

#0D4959

secondary

#93442E

accent

#5E37F1

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#04090B

muted

#797B7C

Preview Lab

Preview with #0D4959

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

Preview Lab → · Contrast checker → · Palette generator →