#4347CB#4347CB

#4347CB is a mid, vivid blue. Relative luminance 0.100; OKLCH L 48.1% C 0.200 H 274.6°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#4347CB
RGB	rgb(67, 71, 203)
HSL	hsl(238, 57%, 53%)
HSV	hsv(238, 67%, 80%)
CMYK	cmyk(67%, 65%, 0%, 20.4%)
CIE-LAB	lab(37.86, 40.09, -68.90)
CIE-LCH	lch(37.86, 79.72, 300.19°)
OKLab	oklab(48.08% 0.0161 -0.1989)
OKLCH	oklch(48.08% 0.2 274.6)
XYZ	xyz(15.3439, 10.0102, 57.6119)
Luminance	0.1001 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4347CB #CBC743

analogous

#438BCB #4347CB #8343CB

triadic

#4347CB #CB4347 #47CB43

tetradic

#4347CB #CB438B #CBC743 #43CB83

square

#4347CB #CB438B #CBC743 #43CB83

split-complementary

#4347CB #CB8343 #8BCB43

monochromatic

#202274 #2D31A4 #4347CB #7376D8 #A3A5E6

Accessibility & contrast

On white

6.99

#4347CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.00

#4347CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4347CB

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4347CB	#FFFFFF	#000000	##FFFFFF
##4347CB	1.00	6.99	3.00	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FCF

Deuteranopia (green-blind)

#0053C8

Tritanopia (blue-blind)

#006983

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4347cb;
/* rgb */ color: rgb(67, 71, 203);
/* oklch */ color: oklch(48.1% 0.200 274.6);

Tailwind

colors: {
  custom: {
    50: '#887adc',
    500: '#4347cb',
    950: '#000000',
  },
}

SCSS

$custom: #4347cb;
$custom-light: #887adc;
$custom-dark: #000000;

JSON

{
  "hex": "#4347cb",
  "rgb": {
    "r": 67,
    "g": 71,
    "b": 203
  },
  "hsl": {
    "h": 238.235,
    "s": 56.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48076,
    "c": 0.19951,
    "h": 274.6
  },
  "luminance": 0.10012
}

Semantic roles & 50–950 ramp

primary

#4347CB

secondary

#D2D198

accent

#DB48E0

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4347CB

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

Preview Lab → · Contrast checker → · Palette generator →