#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
RGB	rgb(99, 133, 150)
HSL	hsl(200, 20%, 49%)
HSV	hsv(200, 34%, 59%)
CMYK	cmyk(34%, 11.3%, 0%, 41.2%)
CIE-LAB	lab(53.63, -7.59, -12.95)
CIE-LCH	lch(53.63, 15.01, 239.61°)
OKLab	oklab(59.72% -0.0297 -0.0355)
OKLCH	oklch(59.72% 0.046 230.1)
XYZ	xyz(19.0364, 21.6287, 32.0200)
Luminance	0.2163 (WCAG relative)
Temperature	cool
Family	cyan

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
##638596	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

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.

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