#639799#639799

#639799 is a light, muted teal. Relative luminance 0.271; OKLCH L 64.1% C 0.055 H 198.9°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#639799
RGB	rgb(99, 151, 153)
HSL	hsl(182, 21%, 49%)
HSV	hsv(182, 35%, 60%)
CMYK	cmyk(35.3%, 1.3%, 0%, 40%)
CIE-LAB	lab(59.05, -16.69, -6.55)
CIE-LCH	lch(59.05, 17.93, 201.43°)
OKLab	oklab(64.07% -0.0524 -0.018)
OKLCH	oklch(64.07% 0.055 198.9)
XYZ	xyz(21.9599, 27.0844, 34.2015)
Luminance	0.2709 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#639799 #996563

analogous

#639980 #639799 #637C99

triadic

#639799 #996397 #979963

tetradic

#639799 #806399 #996563 #7C9963

square

#639799 #806399 #996563 #7C9963

split-complementary

#639799 #99637C #998063

monochromatic

#334E4F #4B7274 #639799 #88B0B2 #ADC9CA

Accessibility & contrast

On white

3.27

#639799 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#639799 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #639799

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##639799	#FFFFFF	#000000	##000000
##639799	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#909299

Deuteranopia (green-blind)

#868B99

Tritanopia (blue-blind)

#4E9A97

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #639799;
/* rgb */ color: rgb(99, 151, 153);
/* oklch */ color: oklch(64.1% 0.055 198.9);

Tailwind

colors: {
  custom: {
    50: '#92b5b7',
    500: '#639799',
    950: '#000000',
  },
}

SCSS

$custom: #639799;
$custom-light: #92b5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#639799",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 153
  },
  "hsl": {
    "h": 182.222,
    "s": 21.429,
    "l": 49.412
  },
  "oklch": {
    "l": 0.64069,
    "c": 0.05539,
    "h": 198.9
  },
  "luminance": 0.27086
}

Semantic roles & 50–950 ramp

primary

#639799

secondary

#B8A09F

accent

#6D6ABE

background

#F9FBFB

surface

#F1F6F6

border

#CBD0D0

text

#0D1111

muted

#7E8080

Preview Lab

Preview with #639799

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

Preview Lab → · Contrast checker → · Palette generator →