#648EA8#648EA8

#648EA8 is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.6% C 0.061 H 236.2°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#648EA8
RGB	rgb(100, 142, 168)
HSL	hsl(203, 28%, 53%)
HSV	hsv(203, 40%, 66%)
CMYK	cmyk(40.5%, 15.5%, 0%, 34.1%)
CIE-LAB	lab(56.96, -7.51, -18.26)
CIE-LCH	lch(56.96, 19.74, 247.63°)
OKLab	oklab(62.59% -0.0337 -0.0504)
OKLCH	oklch(62.59% 0.061 236.2)
XYZ	xyz(21.9940, 24.8811, 40.6818)
Luminance	0.2488 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EA8 #A87E64

analogous

#64A8A0 #648EA8 #646CA8

triadic

#648EA8 #A8648E #8EA864

tetradic

#648EA8 #A064A8 #A87E64 #6CA864

square

#648EA8 #A064A8 #A87E64 #6CA864

split-complementary

#648EA8 #A8646C #A8A064

monochromatic

#344E5D #4A6E84 #648EA8 #8BABBE #B2C7D4

Accessibility & contrast

On white

3.51

#648EA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#648EA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EA8

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EA8	#FFFFFF	#000000	##000000
##648EA8	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828DA9

Deuteranopia (green-blind)

#7985A8

Tritanopia (blue-blind)

#4A9596

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #648ea8;
/* rgb */ color: rgb(100, 142, 168);
/* oklch */ color: oklch(62.6% 0.061 236.2);

Tailwind

colors: {
  custom: {
    50: '#93afc2',
    500: '#648ea8',
    950: '#000000',
  },
}

SCSS

$custom: #648ea8;
$custom-light: #93afc2;
$custom-dark: #000000;

JSON

{
  "hex": "#648ea8",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 168
  },
  "hsl": {
    "h": 202.941,
    "s": 28.099,
    "l": 52.549
  },
  "oklch": {
    "l": 0.62585,
    "c": 0.06061,
    "h": 236.2
  },
  "luminance": 0.24882
}

Semantic roles & 50–950 ramp

primary

#648EA8

secondary

#C3B0A5

accent

#8863C4

background

#F9FAFB

surface

#F1F4F7

border

#CBCED0

text

#0D1012

muted

#7E7F81

Preview Lab

Preview with #648EA8

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

Preview Lab → · Contrast checker → · Palette generator →