#15437A#15437A

#15437A is a dark, moderate cyan. Relative luminance 0.056; OKLCH L 38.4% C 0.106 H 255.3°. Best body text is #FFFFFF at 9.93:1 contrast (WCAG AA passes).

Color values

HEX	#15437A
RGB	rgb(21, 67, 122)
HSL	hsl(213, 71%, 28%)
HSV	hsv(213, 83%, 48%)
CMYK	cmyk(82.8%, 45.1%, 0%, 52.2%)
CIE-LAB	lab(28.32, 6.12, -35.69)
CIE-LCH	lch(28.32, 36.21, 279.73°)
OKLab	oklab(38.36% -0.0269 -0.1023)
OKLCH	oklch(38.36% 0.106 255.3)
XYZ	xyz(5.8280, 5.5782, 19.1781)
Luminance	0.0558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15437A #7A4C15

analogous

#15757A #15437A #19157A

triadic

#15437A #7A1543 #437A15

tetradic

#15437A #7A1575 #7A4C15 #157A19

square

#15437A #7A1575 #7A4C15 #157A19

split-complementary

#15437A #7A1915 #757A15

monochromatic

#040E1A #0C2646 #15437A #1E60AE #2E7DDB

Accessibility & contrast

On white

9.93

#15437A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#15437A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15437A

9.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15437A	#FFFFFF	#000000	##FFFFFF
##15437A	1.00	9.93	2.12	9.93
#FFFFFF	9.93	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27487C

Deuteranopia (green-blind)

#133F79

Tritanopia (blue-blind)

#005058

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #15437a;
/* rgb */ color: rgb(21, 67, 122);
/* oklch */ color: oklch(38.4% 0.106 255.3);

Tailwind

colors: {
  custom: {
    50: '#6476a1',
    500: '#15437a',
    950: '#000000',
  },
}

SCSS

$custom: #15437a;
$custom-light: #6476a1;
$custom-dark: #000000;

JSON

{
  "hex": "#15437a",
  "rgb": {
    "r": 21,
    "g": 67,
    "b": 122
  },
  "hsl": {
    "h": 212.673,
    "s": 70.629,
    "l": 28.039
  },
  "oklch": {
    "l": 0.38363,
    "c": 0.10575,
    "h": 255.3
  },
  "luminance": 0.05579
}

Semantic roles & 50–950 ramp

primary

#15437A

secondary

#AF7B3B

accent

#9C3AED

background

#F6F7F9

surface

#EBEDF2

border

#C6C8CC

text

#06080F

muted

#7A7B7E

Preview Lab

Preview with #15437A

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

Preview Lab → · Contrast checker → · Palette generator →