#4351B0#4351B0

#4351B0 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.7% C 0.151 H 273.0°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#4351B0
RGB	rgb(67, 81, 176)
HSL	hsl(232, 45%, 48%)
HSV	hsv(232, 62%, 69%)
CMYK	cmyk(61.9%, 54%, 0%, 31%)
CIE-LAB	lab(38.22, 24.51, -52.51)
CIE-LCH	lch(38.22, 57.94, 295.02°)
OKLab	oklab(47.69% 0.0079 -0.1506)
OKLCH	oklch(47.69% 0.151 273)
XYZ	xyz(13.0910, 10.2117, 42.3471)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4351B0 #B0A243

analogous

#4387B0 #4351B0 #6C43B0

triadic

#4351B0 #B04351 #51B043

tetradic

#4351B0 #B04387 #B0A243 #43B06C

square

#4351B0 #B04387 #B0A243 #43B06C

split-complementary

#4351B0 #B06C43 #87B043

monochromatic

#212857 #323D84 #4351B0 #6A76C6 #969FD7

Accessibility & contrast

On white

6.90

#4351B0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#4351B0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4351B0

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4351B0	#FFFFFF	#000000	##FFFFFF
##4351B0	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#125FB3

Deuteranopia (green-blind)

#0055AE

Tritanopia (blue-blind)

#006778

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4351b0;
/* rgb */ color: rgb(67, 81, 176);
/* oklch */ color: oklch(47.7% 0.151 273.0);

Tailwind

colors: {
  custom: {
    50: '#8281c8',
    500: '#4351b0',
    950: '#000000',
  },
}

SCSS

$custom: #4351b0;
$custom-light: #8281c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4351b0",
  "rgb": {
    "r": 67,
    "g": 81,
    "b": 176
  },
  "hsl": {
    "h": 232.294,
    "s": 44.856,
    "l": 47.647
  },
  "oklch": {
    "l": 0.47685,
    "c": 0.15082,
    "h": 273
  },
  "luminance": 0.10213
}

Semantic roles & 50–950 ramp

primary

#4351B0

secondary

#C3BC8C

accent

#C453D5

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4351B0

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

Preview Lab → · Contrast checker → · Palette generator →