#648FB2#648FB2

#648FB2 is a light, moderate cyan. Relative luminance 0.256; OKLCH L 63.2% C 0.071 H 243.8°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#648FB2
RGB	rgb(100, 143, 178)
HSL	hsl(207, 34%, 55%)
HSV	hsv(207, 44%, 70%)
CMYK	cmyk(43.8%, 19.7%, 0%, 30.2%)
CIE-LAB	lab(57.62, -5.26, -22.95)
CIE-LCH	lch(57.62, 23.54, 257.08°)
OKLab	oklab(63.23% -0.0313 -0.0636)
OKLCH	oklch(63.23% 0.071 243.8)
XYZ	xyz(23.1112, 25.5671, 45.8280)
Luminance	0.2557 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FB2 #B28764

analogous

#64B2AE #648FB2 #6468B2

triadic

#648FB2 #B2648F #8FB264

tetradic

#648FB2 #AE64B2 #B28764 #68B264

square

#648FB2 #AE64B2 #B28764 #68B264

split-complementary

#648FB2 #B26468 #B2AE64

monochromatic

#345068 #487091 #648FB2 #8DADC6 #B6CADB

Accessibility & contrast

On white

3.43

#648FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#648FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FB2

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FB2	#FFFFFF	#000000	##000000
##648FB2	1.00	3.43	6.11	6.11
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808FB4

Deuteranopia (green-blind)

#7687B1

Tritanopia (blue-blind)

#45979B

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #648fb2;
/* rgb */ color: rgb(100, 143, 178);
/* oklch */ color: oklch(63.2% 0.071 243.8);

Tailwind

colors: {
  custom: {
    50: '#94afc9',
    500: '#648fb2',
    950: '#000000',
  },
}

SCSS

$custom: #648fb2;
$custom-light: #94afc9;
$custom-dark: #000000;

JSON

{
  "hex": "#648fb2",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 178
  },
  "hsl": {
    "h": 206.923,
    "s": 33.621,
    "l": 54.51
  },
  "oklch": {
    "l": 0.63234,
    "c": 0.07092,
    "h": 243.8
  },
  "luminance": 0.25569
}

Semantic roles & 50–950 ramp

primary

#648FB2

secondary

#C9B7A8

accent

#8E5ECA

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #648FB2

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

Preview Lab → · Contrast checker → · Palette generator →