#4351D5#4351D5

#4351D5 is a mid, highly saturated blue. Relative luminance 0.119; OKLCH L 50.7% C 0.201 H 272.3°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4351D5
RGB	rgb(67, 81, 213)
HSL	hsl(234, 63%, 55%)
HSV	hsv(234, 69%, 84%)
CMYK	cmyk(68.5%, 62%, 0%, 16.5%)
CIE-LAB	lab(41.03, 37.36, -69.49)
CIE-LCH	lch(41.03, 78.90, 298.26°)
OKLab	oklab(50.65% 0.0081 -0.2005)
OKLCH	oklch(50.65% 0.201 272.3)
XYZ	xyz(17.2634, 11.8806, 64.3213)
Luminance	0.1188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4351D5 #D5C743

analogous

#439AD5 #4351D5 #7E43D5

triadic

#4351D5 #D54351 #51D543

tetradic

#4351D5 #D5439A #D5C743 #43D57E

square

#4351D5 #D5439A #D5C743 #43D57E

split-complementary

#4351D5 #D57E43 #9AD543

monochromatic

#1D2681 #2835B3 #4351D5 #757FE0 #A7AEEB

Accessibility & contrast

On white

6.22

#4351D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4351D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4351D5

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4351D5	#FFFFFF	#000000	##FFFFFF
##4351D5	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D9

Deuteranopia (green-blind)

#005AD2

Tritanopia (blue-blind)

#00738B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4351d5;
/* rgb */ color: rgb(67, 81, 213);
/* oklch */ color: oklch(50.7% 0.201 272.3);

Tailwind

colors: {
  custom: {
    50: '#8982e3',
    500: '#4351d5',
    950: '#000000',
  },
}

SCSS

$custom: #4351d5;
$custom-light: #8982e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4351d5",
  "rgb": {
    "r": 67,
    "g": 81,
    "b": 213
  },
  "hsl": {
    "h": 234.247,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.50652,
    "c": 0.20071,
    "h": 272.3
  },
  "luminance": 0.11882
}

Semantic roles & 50–950 ramp

primary

#4351D5

secondary

#D9D39B

accent

#D741E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4351D5

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

Preview Lab → · Contrast checker → · Palette generator →