#4375C5#4375C5

#4375C5 is a mid, vivid blue. Relative luminance 0.179; OKLCH L 56.7% C 0.136 H 259.4°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#4375C5
RGB	rgb(67, 117, 197)
HSL	hsl(217, 53%, 52%)
HSV	hsv(217, 66%, 77%)
CMYK	cmyk(66%, 40.6%, 0%, 22.7%)
CIE-LAB	lab(49.43, 9.04, -46.75)
CIE-LCH	lch(49.43, 47.62, 280.95°)
OKLab	oklab(56.67% -0.0249 -0.1332)
OKLCH	oklch(56.67% 0.136 259.4)
XYZ	xyz(18.7505, 17.9453, 55.2881)
Luminance	0.1795 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375C5 #C59343

analogous

#43B6C5 #4375C5 #5243C5

triadic

#4375C5 #C54375 #75C543

tetradic

#4375C5 #C543B6 #C59343 #43C552

square

#4375C5 #C543B6 #C59343 #43C552

split-complementary

#4375C5 #C55243 #B6C543

monochromatic

#213E6C #30599B #4375C5 #7297D3 #A1BAE2

Accessibility & contrast

On white

4.58

#4375C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.59

#4375C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4375C5

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375C5	#FFFFFF	#000000	##000000
##4375C5	1.00	4.58	4.59	4.59
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.59	21.00	1.00	1.00
##000000	4.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#517CC8

Deuteranopia (green-blind)

#3D70C3

Tritanopia (blue-blind)

#008793

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4375c5;
/* rgb */ color: rgb(67, 117, 197);
/* oklch */ color: oklch(56.7% 0.136 259.4);

Tailwind

colors: {
  custom: {
    50: '#849cd7',
    500: '#4375c5',
    950: '#000000',
  },
}

SCSS

$custom: #4375c5;
$custom-light: #849cd7;
$custom-dark: #000000;

JSON

{
  "hex": "#4375c5",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 197
  },
  "hsl": {
    "h": 216.923,
    "s": 52.846,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56671,
    "c": 0.13551,
    "h": 259.4
  },
  "luminance": 0.17947
}

Semantic roles & 50–950 ramp

primary

#4375C5

secondary

#CEB895

accent

#A54CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4375C5

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

Preview Lab → · Contrast checker → · Palette generator →