#15437F#15437F

#15437F is a dark, moderate cyan. Relative luminance 0.057; OKLCH L 38.7% C 0.113 H 256.8°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#15437F
RGB	rgb(21, 67, 127)
HSL	hsl(214, 72%, 29%)
HSV	hsv(214, 83%, 50%)
CMYK	cmyk(83.5%, 47.2%, 0%, 50.2%)
CIE-LAB	lab(28.66, 8.20, -38.29)
CIE-LCH	lch(28.66, 39.16, 282.09°)
OKLab	oklab(38.73% -0.0258 -0.1099)
OKLCH	oklch(38.73% 0.113 256.8)
XYZ	xyz(6.1458, 5.7053, 20.8519)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#15437F #7F5115

analogous

#15787F #15437F #1C157F

triadic

#15437F #7F1543 #437F15

tetradic

#15437F #7F1578 #7F5115 #157F1C

square

#15437F #7F1578 #7F5115 #157F1C

split-complementary

#15437F #7F1C15 #787F15

monochromatic

#040E1A #0C274A #15437F #1E5FB4 #317CDD

Accessibility & contrast

On white

9.81

#15437F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#15437F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15437F

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##15437F	#FFFFFF	#000000	##FFFFFF
##15437F	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#234981

Deuteranopia (green-blind)

#093F7E

Tritanopia (blue-blind)

#00515A

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #15437f;
/* rgb */ color: rgb(21, 67, 127);
/* oklch */ color: oklch(38.7% 0.113 256.8);

Tailwind

colors: {
  custom: {
    50: '#6576a4',
    500: '#15437f',
    950: '#000000',
  },
}

SCSS

$custom: #15437f;
$custom-light: #6576a4;
$custom-dark: #000000;

JSON

{
  "hex": "#15437f",
  "rgb": {
    "r": 21,
    "g": 67,
    "b": 127
  },
  "hsl": {
    "h": 213.962,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.38729,
    "c": 0.1129,
    "h": 256.8
  },
  "luminance": 0.05706
}

Semantic roles & 50–950 ramp

primary

#15437F

secondary

#B4803C

accent

#A039EE

background

#F6F7FA

surface

#EBEDF4

border

#C6C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #15437F

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

Preview Lab → · Contrast checker → · Palette generator →