#0D4558#0D4558

#0D4558 is a dark, moderate cyan. Relative luminance 0.050; OKLCH L 36.5% C 0.064 H 226.1°. Best body text is #FFFFFF at 10.45:1 contrast (WCAG AA passes).

Color values

HEX	#0D4558
RGB	rgb(13, 69, 88)
HSL	hsl(195, 74%, 20%)
HSV	hsv(195, 85%, 35%)
CMYK	cmyk(85.2%, 21.6%, 0%, 65.5%)
CIE-LAB	lab(26.87, -10.06, -16.30)
CIE-LCH	lch(26.87, 19.15, 238.33°)
OKLab	oklab(36.53% -0.0441 -0.0458)
OKLCH	oklch(36.53% 0.064 226.1)
XYZ	xyz(4.0548, 5.0459, 9.9909)
Luminance	0.0505 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D4558 #58200D

analogous

#0D5846 #0D4558 #0D2058

triadic

#0D4558 #580D45 #45580D

tetradic

#0D4558 #460D58 #58200D #20580D

square

#0D4558 #460D58 #58200D #20580D

split-complementary

#0D4558 #580D20 #58460D

monochromatic

#04151B #051B23 #0D4558 #156F8D #1D99C3

Accessibility & contrast

On white

10.45

#0D4558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#0D4558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D4558

10.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D4558	#FFFFFF	#000000	##FFFFFF
##0D4558	1.00	10.45	2.01	10.45
#FFFFFF	10.45	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B4359

Deuteranopia (green-blind)

#313C58

Tritanopia (blue-blind)

#004B4B

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #0d4558;
/* rgb */ color: rgb(13, 69, 88);
/* oklch */ color: oklch(36.5% 0.064 226.1);

Tailwind

colors: {
  custom: {
    50: '#5a7887',
    500: '#0d4558',
    950: '#000000',
  },
}

SCSS

$custom: #0d4558;
$custom-light: #5a7887;
$custom-dark: #000000;

JSON

{
  "hex": "#0d4558",
  "rgb": {
    "r": 13,
    "g": 69,
    "b": 88
  },
  "hsl": {
    "h": 195.2,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.3653,
    "c": 0.06354,
    "h": 226.1
  },
  "luminance": 0.05046
}

Semantic roles & 50–950 ramp

primary

#0D4558

secondary

#93482E

accent

#6637F1

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04090B

muted

#797B7C

Preview Lab

Preview with #0D4558

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

Preview Lab → · Contrast checker → · Palette generator →