#13437C#13437C

#13437C is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.4% C 0.109 H 255.4°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#13437C
RGB	rgb(19, 67, 124)
HSL	hsl(213, 73%, 28%)
HSV	hsv(213, 85%, 49%)
CMYK	cmyk(84.7%, 46%, 0%, 51.4%)
CIE-LAB	lab(28.40, 6.74, -36.83)
CIE-LCH	lch(28.40, 37.44, 280.37°)
OKLab	oklab(38.45% -0.0276 -0.1056)
OKLCH	oklch(38.45% 0.109 255.4)
XYZ	xyz(5.9124, 5.6073, 19.8356)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#13437C #7C4C13

analogous

#13787C #13437C #17137C

triadic

#13437C #7C1343 #437C13

tetradic

#13437C #7C1378 #7C4C13 #137C17

square

#13437C #7C1378 #7C4C13 #137C17

split-complementary

#13437C #7C1713 #787C13

monochromatic

#040E1B #0B2647 #13437C #1B60B1 #2B7DDF

Accessibility & contrast

On white

9.90

#13437C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#13437C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #13437C

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##13437C	#FFFFFF	#000000	##FFFFFF
##13437C	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25487E

Deuteranopia (green-blind)

#0F3F7B

Tritanopia (blue-blind)

#005159

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #13437c;
/* rgb */ color: rgb(19, 67, 124);
/* oklch */ color: oklch(38.4% 0.109 255.4);

Tailwind

colors: {
  custom: {
    50: '#6476a2',
    500: '#13437c',
    950: '#000000',
  },
}

SCSS

$custom: #13437c;
$custom-light: #6476a2;
$custom-dark: #000000;

JSON

{
  "hex": "#13437c",
  "rgb": {
    "r": 19,
    "g": 67,
    "b": 124
  },
  "hsl": {
    "h": 212.571,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38449,
    "c": 0.10916,
    "h": 255.4
  },
  "luminance": 0.05608
}

Semantic roles & 50–950 ramp

primary

#13437C

secondary

#B27B39

accent

#9C38F0

background

#F6F7FA

surface

#EBEDF3

border

#C6C8CD

text

#06080F

muted

#7A7B7F

Preview Lab

Preview with #13437C

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

Preview Lab → · Contrast checker → · Palette generator →