#648EB0#648EB0

#648EB0 is a light, moderate cyan. Relative luminance 0.252; OKLCH L 62.9% C 0.069 H 243.6°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#648EB0
RGB	rgb(100, 142, 176)
HSL	hsl(207, 32%, 54%)
HSV	hsv(207, 43%, 69%)
CMYK	cmyk(43.2%, 19.3%, 0%, 31%)
CIE-LAB	lab(57.26, -5.27, -22.37)
CIE-LCH	lch(57.26, 22.98, 256.74°)
OKLab	oklab(62.92% -0.0308 -0.062)
OKLCH	oklch(62.92% 0.069 243.6)
XYZ	xyz(22.7624, 25.1885, 44.7283)
Luminance	0.2519 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EB0 #B08664

analogous

#64B0AC #648EB0 #6468B0

triadic

#648EB0 #B0648E #8EB064

tetradic

#648EB0 #AC64B0 #B08664 #68B064

square

#648EB0 #AC64B0 #B08664 #68B064

split-complementary

#648EB0 #B06468 #B0AC64

monochromatic

#344F66 #496F8E #648EB0 #8DACC5 #B5C9D9

Accessibility & contrast

On white

3.48

#648EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#648EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EB0

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EB0	#FFFFFF	#000000	##000000
##648EB0	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808EB2

Deuteranopia (green-blind)

#7686AF

Tritanopia (blue-blind)

#469699

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #648eb0;
/* rgb */ color: rgb(100, 142, 176);
/* oklch */ color: oklch(62.9% 0.069 243.6);

Tailwind

colors: {
  custom: {
    50: '#93afc7',
    500: '#648eb0',
    950: '#000000',
  },
}

SCSS

$custom: #648eb0;
$custom-light: #93afc7;
$custom-dark: #000000;

JSON

{
  "hex": "#648eb0",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 176
  },
  "hsl": {
    "h": 206.842,
    "s": 32.479,
    "l": 54.118
  },
  "oklch": {
    "l": 0.6292,
    "c": 0.06921,
    "h": 243.6
  },
  "luminance": 0.2519
}

Semantic roles & 50–950 ramp

primary

#648EB0

secondary

#C8B6A8

accent

#8E5FC9

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #648EB0

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

Preview Lab → · Contrast checker → · Palette generator →