#638596#638596

#638596 is a mid, muted cyan. Relative luminance 0.216; OKLCH L 59.7% C 0.046 H 230.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX#638596
RGBrgb(99, 133, 150)
HSLhsl(200, 20%, 49%)
HSVhsv(200, 34%, 59%)
CMYKcmyk(34%, 11.3%, 0%, 41.2%)
CIE-LABlab(53.63, -7.59, -12.95)
CIE-LCHlch(53.63, 15.01, 239.61°)
OKLaboklab(59.72% -0.0297 -0.0355)
OKLCHoklch(59.72% 0.046 230.1)
XYZxyz(19.0364, 21.6287, 32.0200)
Luminance0.2163 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#638596 #967463
analogous
#63968E #638596 #636C96
triadic
#638596 #966385 #859663
tetradic
#638596 #8E6396 #967463 #6C9663
square
#638596 #8E6396 #967463 #6C9663
split-complementary
#638596 #96636C #968E63
monochromatic
#32444C #4B6471 #638596 #87A2B0 #ACBEC8

Accessibility & contrast

On white

3.94
#638596 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.33
#638596 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638596
5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##638596#FFFFFF#000000##000000
##6385961.003.945.335.33
#FFFFFF3.941.0021.0021.00
#0000005.3321.001.001.00
##0000005.3321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7D8497
Deuteranopia (green-blind)
#757E96
Tritanopia (blue-blind)
#528A8A
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #638596;
/* rgb */ color: rgb(99, 133, 150);
/* oklch */ color: oklch(59.7% 0.046 230.1);
Tailwind
colors: {
  custom: {
    50: '#91a8b4',
    500: '#638596',
    950: '#000000',
  },
}
SCSS
$custom: #638596;
$custom-light: #91a8b4;
$custom-dark: #000000;
JSON
{
  "hex": "#638596",
  "rgb": {
    "r": 99,
    "g": 133,
    "b": 150
  },
  "hsl": {
    "h": 200,
    "s": 20.482,
    "l": 48.824
  },
  "oklch": {
    "l": 0.59723,
    "c": 0.04625,
    "h": 230.1
  },
  "luminance": 0.2163
}

Semantic roles & 50–950 ramp

primary
#638596
secondary
#B7A69E
accent
#866BBD
background
#F9FAFB
surface
#F1F4F6
border
#CBCED0
text
#0D0F11
muted
#7E7F80

Preview Lab

Preview with #638596

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

Preview Lab → · Contrast checker → · Palette generator →

#638596 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva