#4351D0#4351D0

#4351D0 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.2% C 0.194 H 272.5°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#4351D0
RGB	rgb(67, 81, 208)
HSL	hsl(234, 60%, 54%)
HSV	hsv(234, 68%, 82%)
CMYK	cmyk(67.8%, 61.1%, 0%, 18.4%)
CIE-LAB	lab(40.62, 35.64, -67.28)
CIE-LCH	lch(40.62, 76.13, 297.91°)
OKLab	oklab(50.23% 0.0083 -0.194)
OKLCH	oklch(50.23% 0.194 272.5)
XYZ	xyz(16.6385, 11.6307, 61.0304)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4351D0 #D0C243

analogous

#4397D0 #4351D0 #7C43D0

triadic

#4351D0 #D04351 #51D043

tetradic

#4351D0 #D04397 #D0C243 #43D07C

square

#4351D0 #D04397 #D0C243 #43D07C

split-complementary

#4351D0 #D07C43 #97D043

monochromatic

#1F287A #2B37AB #4351D0 #747EDC #A5ACE8

Accessibility & contrast

On white

6.31

#4351D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4351D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4351D0

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4351D0	#FFFFFF	#000000	##FFFFFF
##4351D0	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D4

Deuteranopia (green-blind)

#0059CE

Tritanopia (blue-blind)

#007189

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4351d0;
/* rgb */ color: rgb(67, 81, 208);
/* oklch */ color: oklch(50.2% 0.194 272.5);

Tailwind

colors: {
  custom: {
    50: '#8882df',
    500: '#4351d0',
    950: '#000000',
  },
}

SCSS

$custom: #4351d0;
$custom-light: #8882df;
$custom-dark: #000000;

JSON

{
  "hex": "#4351d0",
  "rgb": {
    "r": 67,
    "g": 81,
    "b": 208
  },
  "hsl": {
    "h": 234.043,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.5023,
    "c": 0.19421,
    "h": 272.5
  },
  "luminance": 0.11632
}

Semantic roles & 50–950 ramp

primary

#4351D0

secondary

#D5D099

accent

#D345E3

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4351D0

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

Preview Lab → · Contrast checker → · Palette generator →