#0D3057#0D3057

#0D3057 is a dark, moderate cyan. Relative luminance 0.029; OKLCH L 30.8% C 0.081 H 253.9°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#0D3057
RGB	rgb(13, 48, 87)
HSL	hsl(212, 74%, 20%)
HSV	hsv(212, 85%, 34%)
CMYK	cmyk(85.1%, 44.8%, 0%, 65.9%)
CIE-LAB	lab(19.59, 3.61, -27.09)
CIE-LCH	lch(19.59, 27.33, 277.59°)
OKLab	oklab(30.75% -0.0223 -0.0775)
OKLCH	oklch(30.75% 0.081 253.9)
XYZ	xyz(2.9426, 2.8872, 9.4172)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3057 #57340D

analogous

#0D5557 #0D3057 #0F0D57

triadic

#0D3057 #570D30 #30570D

tetradic

#0D3057 #570D55 #57340D #0D570F

square

#0D3057 #570D55 #57340D #0D570F

split-complementary

#0D3057 #570F0D #55570D

monochromatic

#040F1B #051322 #0D3057 #154D8C #1D6BC1

Accessibility & contrast

On white

13.31

#0D3057 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0D3057 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3057

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3057	#FFFFFF	#000000	##FFFFFF
##0D3057	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3359

Deuteranopia (green-blind)

#102C56

Tritanopia (blue-blind)

#00393F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #0d3057;
/* rgb */ color: rgb(13, 48, 87);
/* oklch */ color: oklch(30.8% 0.081 253.9);

Tailwind

colors: {
  custom: {
    50: '#596786',
    500: '#0d3057',
    950: '#000000',
  },
}

SCSS

$custom: #0d3057;
$custom-light: #596786;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3057",
  "rgb": {
    "r": 13,
    "g": 48,
    "b": 87
  },
  "hsl": {
    "h": 211.622,
    "s": 74,
    "l": 19.608
  },
  "oklch": {
    "l": 0.30753,
    "c": 0.08065,
    "h": 253.9
  },
  "luminance": 0.02888
}

Semantic roles & 50–950 ramp

primary

#0D3057

secondary

#92632E

accent

#9937F1

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0D3057

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

Preview Lab → · Contrast checker → · Palette generator →