#4151C6#4151C6

#4151C6 is a mid, vivid blue. Relative luminance 0.111; OKLCH L 49.3% C 0.182 H 272.0°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#4151C6
RGB	rgb(65, 81, 198)
HSL	hsl(233, 54%, 52%)
HSV	hsv(233, 67%, 78%)
CMYK	cmyk(67.2%, 59.1%, 0%, 22.4%)
CIE-LAB	lab(39.72, 31.88, -62.96)
CIE-LCH	lch(39.72, 70.57, 296.85°)
OKLab	oklab(49.29% 0.0064 -0.1814)
OKLCH	oklch(49.29% 0.182 272)
XYZ	xyz(15.3120, 11.0845, 54.7477)
Luminance	0.1109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4151C6 #C6B641

analogous

#4194C6 #4151C6 #7441C6

triadic

#4151C6 #C64151 #51C641

tetradic

#4151C6 #C64194 #C6B641 #41C674

square

#4151C6 #C64194 #C6B641 #41C674

split-complementary

#4151C6 #C67441 #94C641

monochromatic

#202A6C #2F3C9B #4151C6 #707CD4 #9FA7E2

Accessibility & contrast

On white

6.53

#4151C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#4151C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4151C6

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4151C6	#FFFFFF	#000000	##FFFFFF
##4151C6	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CA

Deuteranopia (green-blind)

#0058C4

Tritanopia (blue-blind)

#006E83

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4151c6;
/* rgb */ color: rgb(65, 81, 198);
/* oklch */ color: oklch(49.3% 0.182 272.0);

Tailwind

colors: {
  custom: {
    50: '#8581d8',
    500: '#4151c6',
    950: '#000000',
  },
}

SCSS

$custom: #4151c6;
$custom-light: #8581d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4151c6",
  "rgb": {
    "r": 65,
    "g": 81,
    "b": 198
  },
  "hsl": {
    "h": 232.782,
    "s": 53.846,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49287,
    "c": 0.18153,
    "h": 272
  },
  "luminance": 0.11086
}

Semantic roles & 50–950 ramp

primary

#4151C6

secondary

#CFC894

accent

#CC4BDD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4151C6

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

Preview Lab → · Contrast checker → · Palette generator →