#648FCD#648FCD

#648FCD is a light, moderate blue. Relative luminance 0.268; OKLCH L 64.5% C 0.105 H 257.5°. Best body text is #000000 at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#648FCD
RGB	rgb(100, 143, 205)
HSL	hsl(215, 51%, 60%)
HSV	hsv(215, 51%, 80%)
CMYK	cmyk(51.2%, 30.2%, 0%, 19.6%)
CIE-LAB	lab(58.75, 2.76, -36.47)
CIE-LCH	lch(58.75, 36.58, 274.33°)
OKLab	oklab(64.49% -0.0227 -0.1025)
OKLCH	oklch(64.49% 0.105 257.5)
XYZ	xyz(26.0937, 26.7601, 61.5360)
Luminance	0.2676 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FCD #CDA264

analogous

#64C3CD #648FCD #6E64CD

triadic

#648FCD #CD648F #8FCD64

tetradic

#648FCD #CD64C3 #CDA264 #64CD6E

square

#648FCD #CD64C3 #CDA264 #64CD6E

split-complementary

#648FCD #CD6E64 #C3CD64

monochromatic

#2D538A #3B6FB8 #648FCD #92B0DC #C1D2EB

Accessibility & contrast

On white

3.31

#648FCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.35

#648FCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FCD

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FCD	#FFFFFF	#000000	##000000
##648FCD	1.00	3.31	6.35	6.35
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.35	21.00	1.00	1.00
##000000	6.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7793D0

Deuteranopia (green-blind)

#6A89CC

Tritanopia (blue-blind)

#309DA5

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648fcd;
/* rgb */ color: rgb(100, 143, 205);
/* oklch */ color: oklch(64.5% 0.105 257.5);

Tailwind

colors: {
  custom: {
    50: '#96afdc',
    500: '#648fcd',
    950: '#000000',
  },
}

SCSS

$custom: #648fcd;
$custom-light: #96afdc;
$custom-dark: #000000;

JSON

{
  "hex": "#648fcd",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 205
  },
  "hsl": {
    "h": 215.429,
    "s": 51.22,
    "l": 59.804
  },
  "oklch": {
    "l": 0.64492,
    "c": 0.10494,
    "h": 257.5
  },
  "luminance": 0.26762
}

Semantic roles & 50–950 ramp

primary

#648FCD

secondary

#DBCAB2

accent

#A14DDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648FCD

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

Preview Lab → · Contrast checker → · Palette generator →