#648DB9#648DB9

#648DB9 is a light, moderate cyan. Relative luminance 0.253; OKLCH L 63.1% C 0.081 H 250.9°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#648DB9
RGB	rgb(100, 141, 185)
HSL	hsl(211, 38%, 56%)
HSV	hsv(211, 46%, 73%)
CMYK	cmyk(45.9%, 23.8%, 0%, 27.5%)
CIE-LAB	lab(57.33, -2.10, -27.38)
CIE-LCH	lch(57.33, 27.46, 265.62°)
OKLab	oklab(63.09% -0.0264 -0.0763)
OKLCH	oklch(63.09% 0.081 250.9)
XYZ	xyz(23.5344, 25.2603, 49.5251)
Luminance	0.2526 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DB9 #B99064

analogous

#64B7B9 #648DB9 #6564B9

triadic

#648DB9 #B9648D #8DB964

tetradic

#648DB9 #B964B7 #B99064 #64B965

square

#648DB9 #B964B7 #B99064 #64B965

split-complementary

#648DB9 #B96564 #B7B964

monochromatic

#335070 #466E9A #648DB9 #8EACCC #B8CBDF

Accessibility & contrast

On white

3.47

#648DB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#648DB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DB9

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DB9	#FFFFFF	#000000	##000000
##648DB9	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8EBB

Deuteranopia (green-blind)

#7186B8

Tritanopia (blue-blind)

#41979C

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #648db9;
/* rgb */ color: rgb(100, 141, 185);
/* oklch */ color: oklch(63.1% 0.081 250.9);

Tailwind

colors: {
  custom: {
    50: '#94aece',
    500: '#648db9',
    950: '#000000',
  },
}

SCSS

$custom: #648db9;
$custom-light: #94aece;
$custom-dark: #000000;

JSON

{
  "hex": "#648db9",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 185
  },
  "hsl": {
    "h": 211.059,
    "s": 37.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63093,
    "c": 0.08073,
    "h": 250.9
  },
  "luminance": 0.25262
}

Semantic roles & 50–950 ramp

primary

#648DB9

secondary

#CEBDAB

accent

#965ACE

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #648DB9

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

Preview Lab → · Contrast checker → · Palette generator →