#0D4C59#0D4C59

#0D4C59 is a dark, moderate cyan. Relative luminance 0.060; OKLCH L 38.5% C 0.063 H 215.5°. Best body text is #FFFFFF at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#0D4C59
RGB	rgb(13, 76, 89)
HSL	hsl(190, 75%, 20%)
HSV	hsv(190, 85%, 35%)
CMYK	cmyk(85.4%, 14.6%, 0%, 65.1%)
CIE-LAB	lab(29.35, -13.89, -13.12)
CIE-LCH	lch(29.35, 19.11, 223.38°)
OKLab	oklab(38.54% -0.0513 -0.0366)
OKLCH	oklch(38.54% 0.063 215.5)
XYZ	xyz(4.5528, 5.9752, 10.3626)
Luminance	0.0598 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D4C59 #591A0D

analogous

#0D5940 #0D4C59 #0D2659

triadic

#0D4C59 #590D4C #4C590D

tetradic

#0D4C59 #400D59 #591A0D #26590D

square

#0D4C59 #400D59 #591A0D #26590D

split-complementary

#0D4C59 #590D26 #59400D

monochromatic

#04171B #051E24 #0D4C59 #157A8E #1DA7C4

Accessibility & contrast

On white

9.57

#0D4C59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#0D4C59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D4C59

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D4C59	#FFFFFF	#000000	##FFFFFF
##0D4C59	1.00	9.57	2.20	9.57
#FFFFFF	9.57	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#43495A

Deuteranopia (green-blind)

#394259

Tritanopia (blue-blind)

#005150

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #0d4c59;
/* rgb */ color: rgb(13, 76, 89);
/* oklch */ color: oklch(38.5% 0.063 215.5);

Tailwind

colors: {
  custom: {
    50: '#5b7e88',
    500: '#0d4c59',
    950: '#000000',
  },
}

SCSS

$custom: #0d4c59;
$custom-light: #5b7e88;
$custom-dark: #000000;

JSON

{
  "hex": "#0d4c59",
  "rgb": {
    "r": 13,
    "g": 76,
    "b": 89
  },
  "hsl": {
    "h": 190.263,
    "s": 74.51,
    "l": 20
  },
  "oklch": {
    "l": 0.38541,
    "c": 0.06306,
    "h": 215.5
  },
  "luminance": 0.05976
}

Semantic roles & 50–950 ramp

primary

#0D4C59

secondary

#93402E

accent

#5737F1

background

#F5F7F8

surface

#E9EEEF

border

#C5C9CA

text

#040A0B

muted

#797C7C

Preview Lab

Preview with #0D4C59

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

Preview Lab → · Contrast checker → · Palette generator →