#648DD2#648DD2

#648DD2 is a light, moderate blue. Relative luminance 0.264; OKLCH L 64.3% C 0.114 H 260.4°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#648DD2
RGB	rgb(100, 141, 210)
HSL	hsl(218, 55%, 61%)
HSV	hsv(218, 52%, 82%)
CMYK	cmyk(52.4%, 32.9%, 0%, 17.6%)
CIE-LAB	lab(58.42, 5.47, -39.80)
CIE-LCH	lch(58.42, 40.17, 277.83°)
OKLab	oklab(64.31% -0.019 -0.1121)
OKLCH	oklch(64.31% 0.114 260.4)
XYZ	xyz(26.4093, 26.4103, 64.6663)
Luminance	0.2641 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DD2 #D2A964

analogous

#64C4D2 #648DD2 #7264D2

triadic

#648DD2 #D2648D #8DD264

tetradic

#648DD2 #D264C4 #D2A964 #64D272

square

#648DD2 #D264C4 #D2A964 #64D272

split-complementary

#648DD2 #D27264 #C4D264

monochromatic

#2A5191 #386BC1 #648DD2 #93B0E0 #C3D3EE

Accessibility & contrast

On white

3.34

#648DD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#648DD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DD2

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DD2	#FFFFFF	#000000	##000000
##648DD2	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)

#7292D5

Deuteranopia (green-blind)

#6588D1

Tritanopia (blue-blind)

#2B9CA6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #648dd2;
/* rgb */ color: rgb(100, 141, 210);
/* oklch */ color: oklch(64.3% 0.114 260.4);

Tailwind

colors: {
  custom: {
    50: '#97aee0',
    500: '#648dd2',
    950: '#000000',
  },
}

SCSS

$custom: #648dd2;
$custom-light: #97aee0;
$custom-dark: #000000;

JSON

{
  "hex": "#648dd2",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 210
  },
  "hsl": {
    "h": 217.636,
    "s": 55,
    "l": 60.784
  },
  "oklch": {
    "l": 0.64312,
    "c": 0.11371,
    "h": 260.4
  },
  "luminance": 0.26412
}

Semantic roles & 50–950 ramp

primary

#648DD2

secondary

#DECEB4

accent

#8723C3

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648DD2

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

Preview Lab → · Contrast checker → · Palette generator →