#648EBB#648EBB

#648EBB is a light, moderate cyan. Relative luminance 0.256; OKLCH L 63.4% C 0.082 H 250.9°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#648EBB
RGB	rgb(100, 142, 187)
HSL	hsl(211, 39%, 56%)
HSV	hsv(211, 47%, 73%)
CMYK	cmyk(46.5%, 24.1%, 0%, 26.7%)
CIE-LAB	lab(57.70, -2.08, -27.95)
CIE-LCH	lch(57.70, 28.03, 265.74°)
OKLab	oklab(63.41% -0.027 -0.0779)
OKLCH	oklch(63.41% 0.082 250.9)
XYZ	xyz(23.8951, 25.6416, 50.6943)
Luminance	0.2564 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EBB #BB9164

analogous

#64BABB #648EBB #6664BB

triadic

#648EBB #BB648E #8EBB64

tetradic

#648EBB #BB64BA #BB9164 #64BB66

square

#648EBB #BB64BA #BB9164 #64BB66

split-complementary

#648EBB #BB6664 #BABB64

monochromatic

#325172 #456F9D #648EBB #8FADCE #B9CCE0

Accessibility & contrast

On white

3.43

#648EBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#648EBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EBB

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EBB	#FFFFFF	#000000	##000000
##648EBB	1.00	3.43	6.13	6.13
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8FBD

Deuteranopia (green-blind)

#7187BA

Tritanopia (blue-blind)

#3F989D

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #648ebb;
/* rgb */ color: rgb(100, 142, 187);
/* oklch */ color: oklch(63.4% 0.082 250.9);

Tailwind

colors: {
  custom: {
    50: '#94aecf',
    500: '#648ebb',
    950: '#000000',
  },
}

SCSS

$custom: #648ebb;
$custom-light: #94aecf;
$custom-dark: #000000;

JSON

{
  "hex": "#648ebb",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 187
  },
  "hsl": {
    "h": 211.034,
    "s": 39.013,
    "l": 56.275
  },
  "oklch": {
    "l": 0.63409,
    "c": 0.08246,
    "h": 250.9
  },
  "luminance": 0.25643
}

Semantic roles & 50–950 ramp

primary

#648EBB

secondary

#CFBEAB

accent

#9659CF

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0D1014

muted

#7E7F82

Preview Lab

Preview with #648EBB

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

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