#648EDD#648EDD

#648EDD is a light, vivid blue. Relative luminance 0.273; OKLCH L 65.1% C 0.128 H 262.2°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#648EDD
RGB	rgb(100, 142, 221)
HSL	hsl(219, 64%, 63%)
HSV	hsv(219, 55%, 87%)
CMYK	cmyk(54.8%, 35.7%, 0%, 13.3%)
CIE-LAB	lab(59.23, 8.34, -44.69)
CIE-LCH	lch(59.23, 45.46, 280.57°)
OKLab	oklab(65.11% -0.0174 -0.1263)
OKLCH	oklch(65.11% 0.128 262.2)
XYZ	xyz(27.9752, 27.2736, 72.1827)
Luminance	0.2728 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EDD #DDB364

analogous

#64CADD #648EDD #7764DD

triadic

#648EDD #DD648E #8EDD64

tetradic

#648EDD #DD64CA #DDB364 #64DD77

square

#648EDD #DD64CA #DDB364 #64DD77

split-complementary

#648EDD #DD7764 #CADD64

monochromatic

#2450A3 #3269D2 #648EDD #96B3E8 #C8D7F3

Accessibility & contrast

On white

3.25

#648EDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#648EDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EDD

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EDD	#FFFFFF	#000000	##000000
##648EDD	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E95E0

Deuteranopia (green-blind)

#5F89DB

Tritanopia (blue-blind)

#199FAB

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648edd;
/* rgb */ color: rgb(100, 142, 221);
/* oklch */ color: oklch(65.1% 0.128 262.2);

Tailwind

colors: {
  custom: {
    50: '#98aee8',
    500: '#648edd',
    950: '#000000',
  },
}

SCSS

$custom: #648edd;
$custom-light: #98aee8;
$custom-dark: #000000;

JSON

{
  "hex": "#648edd",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 221
  },
  "hsl": {
    "h": 219.174,
    "s": 64.021,
    "l": 62.941
  },
  "oklch": {
    "l": 0.65108,
    "c": 0.12754,
    "h": 262.2
  },
  "luminance": 0.27276
}

Semantic roles & 50–950 ramp

primary

#648EDD

secondary

#E4D5B9

accent

#8E1ACC

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #648EDD

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

Preview Lab → · Contrast checker → · Palette generator →