#15406A#15406A

#15406A is a dark, moderate cyan. Relative luminance 0.049; OKLCH L 36.5% C 0.086 H 251.0°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX#15406A
RGBrgb(21, 64, 106)
HSLhsl(210, 67%, 25%)
HSVhsv(210, 80%, 42%)
CMYKcmyk(80.2%, 39.6%, 0%, 58.4%)
CIE-LABlab(26.35, 1.54, -28.70)
CIE-LCHlch(26.35, 28.74, 273.07°)
OKLaboklab(36.5% -0.0281 -0.0818)
OKLCHoklch(36.5% 0.086 251)
XYZxyz(4.7432, 4.8663, 14.3222)
Luminance0.0487 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15406A #6A3F15
analogous
#156A69 #15406A #15166A
triadic
#15406A #6A1540 #406A15
tetradic
#15406A #69156A #6A3F15 #166A15
square
#15406A #69156A #6A3F15 #166A15
split-complementary
#15406A #6A1516 #6A6915
monochromatic
#050F1A #0B2137 #15406A #1F5F9D #297ED0

Accessibility & contrast

On white

10.64
#15406A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.97
#15406A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15406A
10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15406A#FFFFFF#000000##FFFFFF
##15406A1.0010.641.9710.64
#FFFFFF10.641.0021.001.00
#0000001.9721.001.0021.00
##FFFFFF10.641.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2C436C
Deuteranopia (green-blind)
#1F3B69
Tritanopia (blue-blind)
#004A50
Achromatopsia (no color)
#3E3E3E

Design tokens & code

CSS
--color: #15406a;
/* rgb */ color: rgb(21, 64, 106);
/* oklch */ color: oklch(36.5% 0.086 251.0);
Tailwind
colors: {
  custom: {
    50: '#607495',
    500: '#15406a',
    950: '#000000',
  },
}
SCSS
$custom: #15406a;
$custom-light: #607495;
$custom-dark: #000000;
JSON
{
  "hex": "#15406a",
  "rgb": {
    "r": 21,
    "g": 64,
    "b": 106
  },
  "hsl": {
    "h": 209.647,
    "s": 66.929,
    "l": 24.902
  },
  "oklch": {
    "l": 0.36499,
    "c": 0.08647,
    "h": 251
  },
  "luminance": 0.04867
}

Semantic roles & 50–950 ramp

primary
#15406A
secondary
#A16D3A
accent
#933EEA
background
#F6F7F9
surface
#EBEDF1
border
#C6C8CB
text
#05080D
muted
#7A7B7E

Preview Lab

Preview with #15406A

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

Preview Lab → · Contrast checker → · Palette generator →

#15406A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva