#6451CA#6451CA

#6451CA is a mid, vivid blue. Relative luminance 0.129; OKLCH L 52.1% C 0.180 H 285.5°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#6451CA
RGB	rgb(100, 81, 202)
HSL	hsl(249, 53%, 55%)
HSV	hsv(249, 60%, 79%)
CMYK	cmyk(50.5%, 59.9%, 0%, 20.8%)
CIE-LAB	lab(42.55, 39.25, -60.58)
CIE-LCH	lch(42.55, 72.18, 302.94°)
OKLab	oklab(52.11% 0.0481 -0.1734)
OKLCH	oklch(52.11% 0.18 285.5)
XYZ	xyz(18.8555, 12.8575, 57.3539)
Luminance	0.1286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6451CA #B7CA51

analogous

#517BCA #6451CA #A051CA

triadic

#6451CA #CA6451 #51CA64

tetradic

#6451CA #CA517B #B7CA51 #51CAA0

square

#6451CA #CA517B #B7CA51 #51CAA0

split-complementary

#6451CA #CAA051 #7BCA51

monochromatic

#33257B #4634AA #6451CA #8E80D8 #B8AFE7

Accessibility & contrast

On white

5.88

#6451CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#6451CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6451CA

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6451CA	#FFFFFF	#000000	##FFFFFF
##6451CA	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CE

Deuteranopia (green-blind)

#0061C7

Tritanopia (blue-blind)

#3E6D86

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #6451ca;
/* rgb */ color: rgb(100, 81, 202);
/* oklch */ color: oklch(52.1% 0.180 285.5);

Tailwind

colors: {
  custom: {
    50: '#9883db',
    500: '#6451ca',
    950: '#000000',
  },
}

SCSS

$custom: #6451ca;
$custom-light: #9883db;
$custom-dark: #000000;

JSON

{
  "hex": "#6451ca",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 202
  },
  "hsl": {
    "h": 249.421,
    "s": 53.304,
    "l": 55.49
  },
  "oklch": {
    "l": 0.5211,
    "c": 0.17997,
    "h": 285.5
  },
  "luminance": 0.12858
}

Semantic roles & 50–950 ramp

primary

#6451CA

secondary

#CDD5A2

accent

#DD4BC6

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #6451CA

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

Preview Lab → · Contrast checker → · Palette generator →