#4345CF#4345CF

#4345CF is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.1% C 0.207 H 274.7°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#4345CF
RGB	rgb(67, 69, 207)
HSL	hsl(239, 59%, 54%)
HSV	hsv(239, 68%, 81%)
CMYK	cmyk(67.6%, 66.7%, 0%, 18.8%)
CIE-LAB	lab(37.76, 42.63, -71.39)
CIE-LCH	lch(37.76, 83.15, 300.85°)
OKLab	oklab(48.11% 0.0171 -0.2061)
OKLCH	oklch(48.11% 0.207 274.7)
XYZ	xyz(15.7016, 9.9531, 60.1131)
Luminance	0.0995 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.48

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4345CF #CFCD43

analogous

#438BCF #4345CF #8743CF

triadic

#4345CF #CF4345 #45CF43

tetradic

#4345CF #CF438B #CFCD43 #43CF87

square

#4345CF #CF438B #CFCD43 #43CF87

split-complementary

#4345CF #CF8743 #8BCF43

monochromatic

#1F2079 #2B2DAA #4345CF #7475DB #A5A5E8

Accessibility & contrast

On white

7.02

#4345CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#4345CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4345CF

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4345CF	#FFFFFF	#000000	##FFFFFF
##4345CF	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD3

Deuteranopia (green-blind)

#0052CC

Tritanopia (blue-blind)

#006A84

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4345cf;
/* rgb */ color: rgb(67, 69, 207);
/* oklch */ color: oklch(48.1% 0.207 274.7);

Tailwind

colors: {
  custom: {
    50: '#8979df',
    500: '#4345cf',
    950: '#000000',
  },
}

SCSS

$custom: #4345cf;
$custom-light: #8979df;
$custom-dark: #000000;

JSON

{
  "hex": "#4345cf",
  "rgb": {
    "r": 67,
    "g": 69,
    "b": 207
  },
  "hsl": {
    "h": 239.143,
    "s": 59.322,
    "l": 53.725
  },
  "oklch": {
    "l": 0.48108,
    "c": 0.20686,
    "h": 274.7
  },
  "luminance": 0.09955
}

Semantic roles & 50–950 ramp

primary

#4345CF

secondary

#D5D499

accent

#E045E3

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4345CF

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

Preview Lab → · Contrast checker → · Palette generator →