#648BB2#648BB2

#648BB2 is a light, moderate cyan. Relative luminance 0.244; OKLCH L 62.3% C 0.074 H 249.1°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#648BB2
RGB	rgb(100, 139, 178)
HSL	hsl(210, 34%, 55%)
HSV	hsv(210, 44%, 70%)
CMYK	cmyk(43.8%, 21.9%, 0%, 30.2%)
CIE-LAB	lab(56.47, -2.99, -24.71)
CIE-LCH	lch(56.47, 24.89, 263.11°)
OKLab	oklab(62.33% -0.0262 -0.0687)
OKLCH	oklch(62.33% 0.074 249.1)
XYZ	xyz(22.5213, 24.3875, 45.6314)
Luminance	0.2439 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BB2 #B28B64

analogous

#64B2B2 #648BB2 #6464B2

triadic

#648BB2 #B2648B #8BB264

tetradic

#648BB2 #B264B2 #B28B64 #64B264

square

#648BB2 #B264B2 #B28B64 #64B264

split-complementary

#648BB2 #B26464 #B2B264

monochromatic

#344E68 #486C91 #648BB2 #8DAAC6 #B6C8DB

Accessibility & contrast

On white

3.57

#648BB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#648BB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BB2

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BB2	#FFFFFF	#000000	##000000
##648BB2	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB4

Deuteranopia (green-blind)

#7284B1

Tritanopia (blue-blind)

#469498

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #648bb2;
/* rgb */ color: rgb(100, 139, 178);
/* oklch */ color: oklch(62.3% 0.074 249.1);

Tailwind

colors: {
  custom: {
    50: '#94acc9',
    500: '#648bb2',
    950: '#000000',
  },
}

SCSS

$custom: #648bb2;
$custom-light: #94acc9;
$custom-dark: #000000;

JSON

{
  "hex": "#648bb2",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 178
  },
  "hsl": {
    "h": 210,
    "s": 33.621,
    "l": 54.51
  },
  "oklch": {
    "l": 0.62328,
    "c": 0.07351,
    "h": 249.1
  },
  "luminance": 0.24389
}

Semantic roles & 50–950 ramp

primary

#648BB2

secondary

#C9B9A8

accent

#945ECA

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0D1013

muted

#7E7F82

Preview Lab

Preview with #648BB2

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

Preview Lab → · Contrast checker → · Palette generator →