#15657D#15657D

#15657D is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.2% C 0.081 H 223.5°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX#15657D
RGBrgb(21, 101, 125)
HSLhsl(194, 71%, 29%)
HSVhsv(194, 83%, 49%)
CMYKcmyk(83.2%, 19.2%, 0%, 51%)
CIE-LABlab(39.49, -14.16, -19.98)
CIE-LCHlch(39.49, 24.49, 234.67°)
OKLaboklab(47.25% -0.0591 -0.056)
OKLCHoklch(47.25% 0.081 223.5)
XYZxyz(8.6631, 10.9464, 21.0543)
Luminance0.1095 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#15657D #7D2D15
analogous
#157D61 #15657D #15317D
triadic
#15657D #7D1565 #657D15
tetradic
#15657D #61157D #7D2D15 #317D15
square
#15657D #61157D #7D2D15 #317D15
split-complementary
#15657D #7D1531 #7D6115
monochromatic
#04151A #0C3B49 #15657D #1E8FB1 #30B5DC

Accessibility & contrast

On white

6.58
#15657D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.19
#15657D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #15657D
6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##15657D#FFFFFF#000000##FFFFFF
##15657D1.006.583.196.58
#FFFFFF6.581.0021.001.00
#0000003.1921.001.0021.00
##FFFFFF6.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#57637E
Deuteranopia (green-blind)
#4A597D
Tritanopia (blue-blind)
#006C6D
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #15657d;
/* rgb */ color: rgb(21, 101, 125);
/* oklch */ color: oklch(47.2% 0.081 223.5);
Tailwind
colors: {
  custom: {
    50: '#6691a2',
    500: '#15657d',
    950: '#000000',
  },
}
SCSS
$custom: #15657d;
$custom-light: #6691a2;
$custom-dark: #000000;
JSON
{
  "hex": "#15657d",
  "rgb": {
    "r": 21,
    "g": 101,
    "b": 125
  },
  "hsl": {
    "h": 193.846,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.47249,
    "c": 0.08145,
    "h": 223.5
  },
  "luminance": 0.10947
}

Semantic roles & 50–950 ramp

primary
#15657D
secondary
#B2573C
accent
#633AEE
background
#F6F8FA
surface
#EBF0F3
border
#C6CBCD
text
#070C0F
muted
#7A7D7F

Preview Lab

Preview with #15657D

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

Preview Lab → · Contrast checker → · Palette generator →

#15657D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva