#4351B2#4351B2

#4351B2 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.8% C 0.154 H 273.0°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#4351B2
RGB	rgb(67, 81, 178)
HSL	hsl(232, 45%, 48%)
HSV	hsv(232, 62%, 70%)
CMYK	cmyk(62.4%, 54.5%, 0%, 30.2%)
CIE-LAB	lab(38.36, 25.21, -53.46)
CIE-LCH	lch(38.36, 59.10, 295.24°)
OKLab	oklab(47.84% 0.008 -0.1534)
OKLCH	oklch(47.84% 0.154 273)
XYZ	xyz(13.2904, 10.2914, 43.3969)
Luminance	0.1029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4351B2 #B2A443

analogous

#4389B2 #4351B2 #6C43B2

triadic

#4351B2 #B24351 #51B243

tetradic

#4351B2 #B24389 #B2A443 #43B26C

square

#4351B2 #B24389 #B2A443 #43B26C

split-complementary

#4351B2 #B26C43 #89B243

monochromatic

#222959 #323D86 #4351B2 #6B77C7 #97A0D8

Accessibility & contrast

On white

6.87

#4351B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#4351B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4351B2

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4351B2	#FFFFFF	#000000	##FFFFFF
##4351B2	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5FB5

Deuteranopia (green-blind)

#0056B0

Tritanopia (blue-blind)

#006879

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4351b2;
/* rgb */ color: rgb(67, 81, 178);
/* oklch */ color: oklch(47.8% 0.154 273.0);

Tailwind

colors: {
  custom: {
    50: '#8281ca',
    500: '#4351b2',
    950: '#000000',
  },
}

SCSS

$custom: #4351b2;
$custom-light: #8281ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4351b2",
  "rgb": {
    "r": 67,
    "g": 81,
    "b": 178
  },
  "hsl": {
    "h": 232.432,
    "s": 45.306,
    "l": 48.039
  },
  "oklch": {
    "l": 0.47835,
    "c": 0.15363,
    "h": 273
  },
  "luminance": 0.10293
}

Semantic roles & 50–950 ramp

primary

#4351B2

secondary

#C4BD8D

accent

#C553D5

background

#F8F7FC

surface

#F0EEF8

border

#CBC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #4351B2

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

Preview Lab → · Contrast checker → · Palette generator →