#4357D6#4357D6

#4357D6 is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.8% C 0.195 H 271.1°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4357D6
RGB	rgb(67, 87, 214)
HSL	hsl(232, 64%, 55%)
HSV	hsv(232, 69%, 84%)
CMYK	cmyk(68.7%, 59.3%, 0%, 16.1%)
CIE-LAB	lab(42.56, 33.97, -67.57)
CIE-LCH	lch(42.56, 75.63, 296.69°)
OKLab	oklab(51.81% 0.0036 -0.1948)
OKLCH	oklch(51.81% 0.195 271.1)
XYZ	xyz(17.8564, 12.8630, 65.1471)
Luminance	0.1286 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4357D6 #D6C243

analogous

#43A0D6 #4357D6 #7943D6

triadic

#4357D6 #D64357 #57D643

tetradic

#4357D6 #D643A0 #D6C243 #43D679

square

#4357D6 #D643A0 #D6C243 #43D679

split-complementary

#4357D6 #D67943 #A0D643

monochromatic

#1C2A82 #273BB4 #4357D6 #7584E1 #A7B1EC

Accessibility & contrast

On white

5.88

#4357D6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4357D6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4357D6

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4357D6	#FFFFFF	#000000	##FFFFFF
##4357D6	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BDA

Deuteranopia (green-blind)

#005ED4

Tritanopia (blue-blind)

#00778E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4357d6;
/* rgb */ color: rgb(67, 87, 214);
/* oklch */ color: oklch(51.8% 0.195 271.1);

Tailwind

colors: {
  custom: {
    50: '#8986e4',
    500: '#4357d6',
    950: '#000000',
  },
}

SCSS

$custom: #4357d6;
$custom-light: #8986e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4357d6",
  "rgb": {
    "r": 67,
    "g": 87,
    "b": 214
  },
  "hsl": {
    "h": 231.837,
    "s": 64.192,
    "l": 55.098
  },
  "oklch": {
    "l": 0.51807,
    "c": 0.19487,
    "h": 271.1
  },
  "luminance": 0.12865
}

Semantic roles & 50–950 ramp

primary

#4357D6

secondary

#D9D19C

accent

#D141E7

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #4357D6

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

Preview Lab → · Contrast checker → · Palette generator →