#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
RGBrgb(21, 67, 122)
HSLhsl(213, 71%, 28%)
HSVhsv(213, 83%, 48%)
CMYKcmyk(82.8%, 45.1%, 0%, 52.2%)
CIE-LABlab(28.32, 6.12, -35.69)
CIE-LCHlch(28.32, 36.21, 279.73°)
OKLaboklab(38.36% -0.0269 -0.1023)
OKLCHoklch(38.36% 0.106 255.3)
XYZxyz(5.8280, 5.5782, 19.1781)
Luminance0.0558 (WCAG relative)
Temperaturecool
Familycyan

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
##15437A1.009.932.129.93
#FFFFFF9.931.0021.001.00
#0000002.1221.001.0021.00
##FFFFFF9.931.0021.001.00

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 →

#15437A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva