#4050C3#4050C3

#4050C3 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.8% C 0.179 H 272.0°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#4050C3
RGB	rgb(64, 80, 195)
HSL	hsl(233, 52%, 51%)
HSV	hsv(233, 67%, 76%)
CMYK	cmyk(67.2%, 59%, 0%, 23.5%)
CIE-LAB	lab(39.18, 31.32, -62.10)
CIE-LCH	lch(39.18, 69.55, 296.76°)
OKLab	oklab(48.8% 0.0061 -0.1789)
OKLCH	oklch(48.8% 0.179 272)
XYZ	xyz(14.8300, 10.7661, 52.9157)
Luminance	0.1077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4050C3 #C3B340

analogous

#4091C3 #4050C3 #7140C3

triadic

#4050C3 #C34050 #50C340

tetradic

#4050C3 #C34091 #C3B340 #40C371

square

#4050C3 #C34091 #C3B340 #40C371

split-complementary

#4050C3 #C37140 #91C340

monochromatic

#212968 #2F3C97 #4050C3 #6F7BD2 #9DA5E0

Accessibility & contrast

On white

6.66

#4050C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#4050C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4050C3

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4050C3	#FFFFFF	#000000	##FFFFFF
##4050C3	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C7

Deuteranopia (green-blind)

#0057C1

Tritanopia (blue-blind)

#006C82

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4050c3;
/* rgb */ color: rgb(64, 80, 195);
/* oklch */ color: oklch(48.8% 0.179 272.0);

Tailwind

colors: {
  custom: {
    50: '#8481d6',
    500: '#4050c3',
    950: '#000000',
  },
}

SCSS

$custom: #4050c3;
$custom-light: #8481d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4050c3",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 195
  },
  "hsl": {
    "h": 232.672,
    "s": 52.191,
    "l": 50.784
  },
  "oklch": {
    "l": 0.48799,
    "c": 0.17902,
    "h": 272
  },
  "luminance": 0.10767
}

Semantic roles & 50–950 ramp

primary

#4050C3

secondary

#CCC592

accent

#CA4CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4050C3

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

Preview Lab → · Contrast checker → · Palette generator →