#634CDD#634CDD

#634CDD is a mid, highly saturated blue. Relative luminance 0.130; OKLCH L 52.7% C 0.210 H 283.8°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#634CDD
RGB	rgb(99, 76, 221)
HSL	hsl(250, 68%, 58%)
HSV	hsv(250, 66%, 87%)
CMYK	cmyk(55.2%, 65.6%, 0%, 13.3%)
CIE-LAB	lab(42.82, 47.64, -71.04)
CIE-LCH	lch(42.82, 85.54, 303.85°)
OKLab	oklab(52.74% 0.05 -0.2042)
OKLCH	oklch(52.74% 0.21 283.8)
XYZ	xyz(20.7772, 13.0407, 69.8149)
Luminance	0.1304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634CDD #C6DD4C

analogous

#4C7DDD #634CDD #AB4CDD

triadic

#634CDD #DD634C #4CDD63

tetradic

#634CDD #DD4C7D #C6DD4C #4CDDAB

square

#634CDD #DD4C7D #C6DD4C #4CDDAB

split-complementary

#634CDD #DDAB4C #7DDD4C

monochromatic

#2F1C93 #3F26C6 #634CDD #907FE7 #BDB3F1

Accessibility & contrast

On white

5.82

#634CDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#634CDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634CDD

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634CDD	#FFFFFF	#000000	##FFFFFF
##634CDD	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AE1

Deuteranopia (green-blind)

#0060DA

Tritanopia (blue-blind)

#29718E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #634cdd;
/* rgb */ color: rgb(99, 76, 221);
/* oklch */ color: oklch(52.7% 0.210 283.8);

Tailwind

colors: {
  custom: {
    50: '#9a80e9',
    500: '#634cdd',
    950: '#000000',
  },
}

SCSS

$custom: #634cdd;
$custom-light: #9a80e9;
$custom-dark: #000000;

JSON

{
  "hex": "#634cdd",
  "rgb": {
    "r": 99,
    "g": 76,
    "b": 221
  },
  "hsl": {
    "h": 249.517,
    "s": 68.075,
    "l": 58.235
  },
  "oklch": {
    "l": 0.52742,
    "c": 0.21025,
    "h": 283.8
  },
  "luminance": 0.13042
}

Semantic roles & 50–950 ramp

primary

#634CDD

secondary

#D6DFA6

accent

#EB3DCF

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #634CDD

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

Preview Lab → · Contrast checker → · Palette generator →