#4051C4#4051C4

#4051C4 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.1% C 0.179 H 271.7°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#4051C4
RGB	rgb(64, 81, 196)
HSL	hsl(232, 53%, 51%)
HSV	hsv(232, 67%, 77%)
CMYK	cmyk(67.3%, 58.7%, 0%, 23.1%)
CIE-LAB	lab(39.51, 31.03, -62.15)
CIE-LCH	lch(39.51, 69.46, 296.53°)
OKLab	oklab(49.07% 0.0053 -0.179)
OKLCH	oklch(49.07% 0.179 271.7)
XYZ	xyz(15.0172, 10.9590, 53.5377)
Luminance	0.1096 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4051C4 #C4B340

analogous

#4093C4 #4051C4 #7140C4

triadic

#4051C4 #C44051 #51C440

tetradic

#4051C4 #C44093 #C4B340 #40C471

square

#4051C4 #C44093 #C4B340 #40C471

split-complementary

#4051C4 #C47140 #93C440

monochromatic

#202A69 #2F3C98 #4051C4 #6F7CD2 #9EA6E1

Accessibility & contrast

On white

6.58

#4051C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#4051C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4051C4

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4051C4	#FFFFFF	#000000	##FFFFFF
##4051C4	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C8

Deuteranopia (green-blind)

#0057C2

Tritanopia (blue-blind)

#006D82

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4051c4;
/* rgb */ color: rgb(64, 81, 196);
/* oklch */ color: oklch(49.1% 0.179 271.7);

Tailwind

colors: {
  custom: {
    50: '#8481d7',
    500: '#4051c4',
    950: '#000000',
  },
}

SCSS

$custom: #4051c4;
$custom-light: #8481d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4051c4",
  "rgb": {
    "r": 64,
    "g": 81,
    "b": 196
  },
  "hsl": {
    "h": 232.273,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.49067,
    "c": 0.17912,
    "h": 271.7
  },
  "luminance": 0.1096
}

Semantic roles & 50–950 ramp

primary

#4051C4

secondary

#CDC693

accent

#CA4CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4051C4

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

Preview Lab → · Contrast checker → · Palette generator →