#15506E#15506E

#15506E is a dark, moderate cyan. Relative luminance 0.070; OKLCH L 40.9% C 0.077 H 235.8°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX#15506E
RGBrgb(21, 80, 110)
HSLhsl(200, 68%, 26%)
HSVhsv(200, 81%, 43%)
CMYKcmyk(80.9%, 27.3%, 0%, 56.9%)
CIE-LABlab(31.86, -7.29, -22.56)
CIE-LCHlch(31.86, 23.71, 252.10°)
OKLaboklab(40.92% -0.0433 -0.0637)
OKLCHoklch(40.92% 0.077 235.8)
XYZxyz(5.9913, 7.0218, 15.7884)
Luminance0.0702 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15506E #6E3315
analogous
#156E5F #15506E #15236E
triadic
#15506E #6E1550 #506E15
tetradic
#15506E #5F156E #6E3315 #236E15
square
#15506E #5F156E #6E3315 #236E15
split-complementary
#15506E #6E1523 #6E5F15
monochromatic
#05131A #0B2B3B #15506E #1F75A1 #299BD5

Accessibility & contrast

On white

8.73
#15506E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.40
#15506E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #15506E
8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15506E#FFFFFF#000000##FFFFFF
##15506E1.008.732.408.73
#FFFFFF8.731.0021.001.00
#0000002.4021.001.0021.00
##FFFFFF8.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#41506F
Deuteranopia (green-blind)
#36476E
Tritanopia (blue-blind)
#00585A
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #15506e;
/* rgb */ color: rgb(21, 80, 110);
/* oklch */ color: oklch(40.9% 0.077 235.8);
Tailwind
colors: {
  custom: {
    50: '#628197',
    500: '#15506e',
    950: '#000000',
  },
}
SCSS
$custom: #15506e;
$custom-light: #628197;
$custom-dark: #000000;
JSON
{
  "hex": "#15506e",
  "rgb": {
    "r": 21,
    "g": 80,
    "b": 110
  },
  "hsl": {
    "h": 200.225,
    "s": 67.939,
    "l": 25.686
  },
  "oklch": {
    "l": 0.40919,
    "c": 0.07698,
    "h": 235.8
  },
  "luminance": 0.07023
}

Semantic roles & 50–950 ramp

primary
#15506E
secondary
#A45E3A
accent
#783DEB
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0D
muted
#7A7C7E

Preview Lab

Preview with #15506E

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

Preview Lab → · Contrast checker → · Palette generator →

#15506E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva