#648ECC#648ECC

#648ECC is a light, moderate blue. Relative luminance 0.264; OKLCH L 64.2% C 0.105 H 258.0°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#648ECC
RGB	rgb(100, 142, 204)
HSL	hsl(216, 50%, 60%)
HSV	hsv(216, 51%, 80%)
CMYK	cmyk(51%, 30.4%, 0%, 20%)
CIE-LAB	lab(58.43, 3.03, -36.42)
CIE-LCH	lch(58.43, 36.55, 274.76°)
OKLab	oklab(64.22% -0.0218 -0.1023)
OKLCH	oklch(64.22% 0.105 258)
XYZ	xyz(25.8239, 26.4131, 60.8525)
Luminance	0.2641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648ECC #CCA264

analogous

#64C2CC #648ECC #6E64CC

triadic

#648ECC #CC648E #8ECC64

tetradic

#648ECC #CC64C2 #CCA264 #64CC6E

square

#648ECC #CC64C2 #CCA264 #64CC6E

split-complementary

#648ECC #CC6E64 #C2CC64

monochromatic

#2D5289 #3C6EB7 #648ECC #92B0DB #C0D1EA

Accessibility & contrast

On white

3.34

#648ECC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#648ECC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648ECC

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648ECC	#FFFFFF	#000000	##000000
##648ECC	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7692CF

Deuteranopia (green-blind)

#6988CB

Tritanopia (blue-blind)

#319CA4

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #648ecc;
/* rgb */ color: rgb(100, 142, 204);
/* oklch */ color: oklch(64.2% 0.105 258.0);

Tailwind

colors: {
  custom: {
    50: '#96aedc',
    500: '#648ecc',
    950: '#000000',
  },
}

SCSS

$custom: #648ecc;
$custom-light: #96aedc;
$custom-dark: #000000;

JSON

{
  "hex": "#648ecc",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 204
  },
  "hsl": {
    "h": 215.769,
    "s": 50.485,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64223,
    "c": 0.10461,
    "h": 258
  },
  "luminance": 0.26415
}

Semantic roles & 50–950 ramp

primary

#648ECC

secondary

#DACAB2

accent

#A14EDA

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648ECC

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

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