#0D3E58#0D3E58

#0D3E58 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.6% C 0.067 H 237.3°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#0D3E58
RGB	rgb(13, 62, 88)
HSL	hsl(201, 74%, 20%)
HSV	hsv(201, 85%, 35%)
CMYK	cmyk(85.2%, 29.5%, 0%, 65.5%)
CIE-LAB	lab(24.43, -5.60, -20.09)
CIE-LCH	lch(24.43, 20.85, 254.41°)
OKLab	oklab(34.59% -0.0365 -0.0568)
OKLCH	oklch(34.59% 0.067 237.3)
XYZ	xyz(3.6494, 4.2350, 9.8557)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D3E58 #58270D

analogous

#0D584D #0D3E58 #0D1958

triadic

#0D3E58 #580D3E #3E580D

tetradic

#0D3E58 #4D0D58 #58270D #19580D

square

#0D3E58 #4D0D58 #58270D #19580D

split-complementary

#0D3E58 #580D19 #584D0D

monochromatic

#04131B #051823 #0D3E58 #15648D #1D89C3

Accessibility & contrast

On white

11.37

#0D3E58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#0D3E58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D3E58

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D3E58	#FFFFFF	#000000	##FFFFFF
##0D3E58	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323E59

Deuteranopia (green-blind)

#273758

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0d3e58;
/* rgb */ color: rgb(13, 62, 88);
/* oklch */ color: oklch(34.6% 0.067 237.3);

Tailwind

colors: {
  custom: {
    50: '#5a7387',
    500: '#0d3e58',
    950: '#000000',
  },
}

SCSS

$custom: #0d3e58;
$custom-light: #5a7387;
$custom-dark: #000000;

JSON

{
  "hex": "#0d3e58",
  "rgb": {
    "r": 13,
    "g": 62,
    "b": 88
  },
  "hsl": {
    "h": 200.8,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.34589,
    "c": 0.06749,
    "h": 237.3
  },
  "luminance": 0.04235
}

Semantic roles & 50–950 ramp

primary

#0D3E58

secondary

#93512E

accent

#7737F1

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0D3E58

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

Preview Lab → · Contrast checker → · Palette generator →