#0D4D5B#0D4D5B

#0D4D5B is a dark, moderate cyan. Relative luminance 0.061; OKLCH L 38.9% C 0.064 H 216.7°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#0D4D5B
RGB	rgb(13, 77, 91)
HSL	hsl(191, 75%, 20%)
HSV	hsv(191, 86%, 36%)
CMYK	cmyk(85.7%, 15.4%, 0%, 64.3%)
CIE-LAB	lab(29.78, -13.72, -13.74)
CIE-LCH	lch(29.78, 19.42, 225.04°)
OKLab	oklab(38.92% -0.0515 -0.0384)
OKLCH	oklch(38.92% 0.064 216.7)
XYZ	xyz(4.7074, 6.1481, 10.8341)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D4D5B #5B1B0D

analogous

#0D5B42 #0D4D5B #0D265B

triadic

#0D4D5B #5B0D4D #4D5B0D

tetradic

#0D4D5B #420D5B #5B1B0D #265B0D

square

#0D4D5B #420D5B #5B1B0D #265B0D

split-complementary

#0D4D5B #5B0D26 #5B420D

monochromatic

#04171B #052025 #0D4D5B #157A91 #1CA8C6

Accessibility & contrast

On white

9.42

#0D4D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#0D4D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D4D5B

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D4D5B	#FFFFFF	#000000	##FFFFFF
##0D4D5B	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444A5C

Deuteranopia (green-blind)

#39435B

Tritanopia (blue-blind)

#005251

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #0d4d5b;
/* rgb */ color: rgb(13, 77, 91);
/* oklch */ color: oklch(38.9% 0.064 216.7);

Tailwind

colors: {
  custom: {
    50: '#5c7f89',
    500: '#0d4d5b',
    950: '#000000',
  },
}

SCSS

$custom: #0d4d5b;
$custom-light: #5c7f89;
$custom-dark: #000000;

JSON

{
  "hex": "#0d4d5b",
  "rgb": {
    "r": 13,
    "g": 77,
    "b": 91
  },
  "hsl": {
    "h": 190.769,
    "s": 75,
    "l": 20.392
  },
  "oklch": {
    "l": 0.38918,
    "c": 0.06424,
    "h": 216.7
  },
  "luminance": 0.06149
}

Semantic roles & 50–950 ramp

primary

#0D4D5B

secondary

#95412F

accent

#5836F2

background

#F5F7F8

surface

#E9EEF0

border

#C5C9CB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #0D4D5B

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

Preview Lab → · Contrast checker → · Palette generator →