#648ECD#648ECD

#648ECD is a light, moderate blue. Relative luminance 0.265; OKLCH L 64.3% C 0.106 H 258.3°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#648ECD
RGB	rgb(100, 142, 205)
HSL	hsl(216, 51%, 60%)
HSV	hsv(216, 51%, 80%)
CMYK	cmyk(51.2%, 30.7%, 0%, 19.6%)
CIE-LAB	lab(58.47, 3.34, -36.91)
CIE-LCH	lch(58.47, 37.06, 275.17°)
OKLab	oklab(64.27% -0.0215 -0.1037)
OKLCH	oklch(64.27% 0.106 258.3)
XYZ	xyz(25.9442, 26.4612, 61.4861)
Luminance	0.2646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648ECD #CDA364

analogous

#64C3CD #648ECD #6E64CD

triadic

#648ECD #CD648E #8ECD64

tetradic

#648ECD #CD64C3 #CDA364 #64CD6E

square

#648ECD #CD64C3 #CDA364 #64CD6E

split-complementary

#648ECD #CD6E64 #C3CD64

monochromatic

#2D528A #3B6DB8 #648ECD #92B0DC #C1D1EB

Accessibility & contrast

On white

3.34

#648ECD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#648ECD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648ECD

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648ECD	#FFFFFF	#000000	##000000
##648ECD	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7592D0

Deuteranopia (green-blind)

#6988CC

Tritanopia (blue-blind)

#309CA4

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648ecd;
/* rgb */ color: rgb(100, 142, 205);
/* oklch */ color: oklch(64.3% 0.106 258.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#648ecd",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 205
  },
  "hsl": {
    "h": 216,
    "s": 51.22,
    "l": 59.804
  },
  "oklch": {
    "l": 0.64274,
    "c": 0.10594,
    "h": 258.3
  },
  "luminance": 0.26463
}

Semantic roles & 50–950 ramp

primary

#648ECD

secondary

#DBCAB2

accent

#A24DDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648ECD

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

Preview Lab → · Contrast checker → · Palette generator →