#648E99#648E99

#648E99 is a light, muted cyan. Relative luminance 0.244; OKLCH L 62.0% C 0.049 H 215.8°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#648E99
RGB	rgb(100, 142, 153)
HSL	hsl(192, 21%, 50%)
HSV	hsv(192, 35%, 60%)
CMYK	cmyk(34.6%, 7.2%, 0%, 40%)
CIE-LAB	lab(56.44, -11.53, -10.44)
CIE-LCH	lch(56.44, 15.56, 222.16°)
OKLab	oklab(62% -0.0396 -0.0286)
OKLCH	oklch(62% 0.049 215.8)
XYZ	xyz(20.6764, 24.3541, 33.7421)
Luminance	0.2435 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648E99 #996F64

analogous

#64998A #648E99 #647499

triadic

#648E99 #99648E #8E9964

tetradic

#648E99 #8A6499 #996F64 #749964

square

#648E99 #8A6499 #996F64 #749964

split-complementary

#648E99 #996474 #998A64

monochromatic

#34494F #4C6C74 #648E99 #89A9B2 #AEC4CA

Accessibility & contrast

On white

3.58

#648E99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#648E99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648E99

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648E99	#FFFFFF	#000000	##000000
##648E99	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868B9A

Deuteranopia (green-blind)

#7E8599

Tritanopia (blue-blind)

#519291

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #648e99;
/* rgb */ color: rgb(100, 142, 153);
/* oklch */ color: oklch(62.0% 0.049 215.8);

Tailwind

colors: {
  custom: {
    50: '#92afb7',
    500: '#648e99',
    950: '#000000',
  },
}

SCSS

$custom: #648e99;
$custom-light: #92afb7;
$custom-dark: #000000;

JSON

{
  "hex": "#648e99",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 153
  },
  "hsl": {
    "h": 192.453,
    "s": 20.949,
    "l": 49.608
  },
  "oklch": {
    "l": 0.62002,
    "c": 0.04887,
    "h": 215.8
  },
  "luminance": 0.24355
}

Semantic roles & 50–950 ramp

primary

#648E99

secondary

#B9A5A0

accent

#7C6ABE

background

#F9FAFB

surface

#F1F4F6

border

#CBCED0

text

#0D1011

muted

#7E7F80

Preview Lab

Preview with #648E99

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

Preview Lab → · Contrast checker → · Palette generator →