#4357C0#4357C0

#4357C0 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.1% C 0.165 H 271.1°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4357C0
RGB	rgb(67, 87, 192)
HSL	hsl(230, 50%, 51%)
HSV	hsv(230, 65%, 75%)
CMYK	cmyk(65.1%, 54.7%, 0%, 24.7%)
CIE-LAB	lab(40.92, 26.26, -57.53)
CIE-LCH	lch(40.92, 63.24, 294.54°)
OKLab	oklab(50.07% 0.0031 -0.1653)
OKLCH	oklch(50.07% 0.165 271.1)
XYZ	xyz(15.2342, 11.8141, 51.3365)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4357C0 #C0AC43

analogous

#4395C0 #4357C0 #6D43C0

triadic

#4357C0 #C04357 #57C043

tetradic

#4357C0 #C04395 #C0AC43 #43C06D

square

#4357C0 #C04395 #C0AC43 #43C06D

split-complementary

#4357C0 #C06D43 #95C043

monochromatic

#222D66 #324194 #4357C0 #7180CF #9FA9DF

Accessibility & contrast

On white

6.24

#4357C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#4357C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4357C0

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4357C0	#FFFFFF	#000000	##FFFFFF
##4357C0	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0366C4

Deuteranopia (green-blind)

#005BBE

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4357c0;
/* rgb */ color: rgb(67, 87, 192);
/* oklch */ color: oklch(50.1% 0.165 271.1);

Tailwind

colors: {
  custom: {
    50: '#8486d4',
    500: '#4357c0',
    950: '#000000',
  },
}

SCSS

$custom: #4357c0;
$custom-light: #8486d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4357c0",
  "rgb": {
    "r": 67,
    "g": 87,
    "b": 192
  },
  "hsl": {
    "h": 230.4,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50071,
    "c": 0.16534,
    "h": 271.1
  },
  "luminance": 0.11815
}

Semantic roles & 50–950 ramp

primary

#4357C0

secondary

#CBC294

accent

#C34ED9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B14

muted

#7D7C83

Preview Lab

Preview with #4357C0

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

Preview Lab → · Contrast checker → · Palette generator →