#13437D#13437D

#13437D is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.5% C 0.111 H 255.7°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#13437D
RGB	rgb(19, 67, 125)
HSL	hsl(213, 74%, 28%)
HSV	hsv(213, 85%, 49%)
CMYK	cmyk(84.8%, 46.4%, 0%, 51%)
CIE-LAB	lab(28.47, 7.16, -37.35)
CIE-LCH	lch(28.47, 38.02, 280.85°)
OKLab	oklab(38.52% -0.0274 -0.1071)
OKLCH	oklch(38.52% 0.111 255.7)
XYZ	xyz(5.9760, 5.6327, 20.1703)
Luminance	0.0563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13437D #7D4D13

analogous

#13787D #13437D #18137D

triadic

#13437D #7D1343 #437D13

tetradic

#13437D #7D1378 #7D4D13 #137D18

square

#13437D #7D1378 #7D4D13 #137D18

split-complementary

#13437D #7D1813 #787D13

monochromatic

#040E1B #0B2748 #13437D #1B5FB2 #2C7DDF

Accessibility & contrast

On white

9.87

#13437D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#13437D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13437D

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13437D	#FFFFFF	#000000	##FFFFFF
##13437D	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#24487F

Deuteranopia (green-blind)

#0D3F7C

Tritanopia (blue-blind)

#00515A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #13437d;
/* rgb */ color: rgb(19, 67, 125);
/* oklch */ color: oklch(38.5% 0.111 255.7);

Tailwind

colors: {
  custom: {
    50: '#6476a3',
    500: '#13437d',
    950: '#000000',
  },
}

SCSS

$custom: #13437d;
$custom-light: #6476a3;
$custom-dark: #000000;

JSON

{
  "hex": "#13437d",
  "rgb": {
    "r": 19,
    "g": 67,
    "b": 125
  },
  "hsl": {
    "h": 212.83,
    "s": 73.611,
    "l": 28.235
  },
  "oklch": {
    "l": 0.38523,
    "c": 0.11059,
    "h": 255.7
  },
  "luminance": 0.05633
}

Semantic roles & 50–950 ramp

primary

#13437D

secondary

#B37C39

accent

#9D38F0

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #13437D

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

Preview Lab → · Contrast checker → · Palette generator →