#4151C0#4151C0

#4151C0 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.8% C 0.173 H 272.1°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#4151C0
RGB	rgb(65, 81, 192)
HSL	hsl(232, 50%, 50%)
HSV	hsv(232, 66%, 75%)
CMYK	cmyk(66.1%, 57.8%, 0%, 24.7%)
CIE-LAB	lab(39.26, 29.78, -60.22)
CIE-LCH	lch(39.26, 67.18, 296.31°)
OKLab	oklab(48.8% 0.0063 -0.1733)
OKLCH	oklch(48.8% 0.173 272.1)
XYZ	xyz(14.6336, 10.8131, 51.1749)
Luminance	0.1081 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4151C0 #C0B041

analogous

#4190C0 #4151C0 #7041C0

triadic

#4151C0 #C04151 #51C041

tetradic

#4151C0 #C04190 #C0B041 #41C070

square

#4151C0 #C04190 #C0B041 #41C070

split-complementary

#4151C0 #C07041 #90C041

monochromatic

#222A65 #313D93 #4151C0 #6F7BCF #9DA5DE

Accessibility & contrast

On white

6.64

#4151C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#4151C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4151C0

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4151C0	#FFFFFF	#000000	##FFFFFF
##4151C0	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C4

Deuteranopia (green-blind)

#0057BE

Tritanopia (blue-blind)

#006C80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4151c0;
/* rgb */ color: rgb(65, 81, 192);
/* oklch */ color: oklch(48.8% 0.173 272.1);

Tailwind

colors: {
  custom: {
    50: '#8481d4',
    500: '#4151c0',
    950: '#000000',
  },
}

SCSS

$custom: #4151c0;
$custom-light: #8481d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4151c0",
  "rgb": {
    "r": 65,
    "g": 81,
    "b": 192
  },
  "hsl": {
    "h": 232.441,
    "s": 50.198,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48802,
    "c": 0.17346,
    "h": 272.1
  },
  "luminance": 0.10814
}

Semantic roles & 50–950 ramp

primary

#4151C0

secondary

#CBC492

accent

#C84EDA

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4151C0

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

Preview Lab → · Contrast checker → · Palette generator →