#4375FF#4375FF

#4375FF is a mid, highly saturated blue. Relative luminance 0.211; OKLCH L 60.6% C 0.213 H 265.4°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#4375FF
RGB	rgb(67, 117, 255)
HSL	hsl(224, 100%, 63%)
HSV	hsv(224, 74%, 100%)
CMYK	cmyk(73.7%, 54.1%, 0%, 0%)
CIE-LAB	lab(53.09, 29.72, -73.48)
CIE-LCH	lch(53.09, 79.27, 292.02°)
OKLab	oklab(60.64% -0.0171 -0.2118)
OKLCH	oklch(60.64% 0.213 265.4)
XYZ	xyz(26.7197, 21.1329, 97.2592)
Luminance	0.2114 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375FF #FFCD43

analogous

#43D3FF #4375FF #6F43FF

triadic

#4375FF #FF4375 #75FF43

tetradic

#4375FF #FF43D3 #FFCD43 #43FF6F

square

#4375FF #FF43D3 #FFCD43 #43FF6F

split-complementary

#4375FF #FF6F43 #D3FF43

monochromatic

#0035C8 #0648FF #4375FF #80A2FF #BDCFFF

Accessibility & contrast

On white

4.02

#4375FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#4375FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4375FF

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375FF	#FFFFFF	#000000	##000000
##4375FF	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0088FF

Deuteranopia (green-blind)

#0076FC

Tritanopia (blue-blind)

#0097AF

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4375ff;
/* rgb */ color: rgb(67, 117, 255);
/* oklch */ color: oklch(60.6% 0.213 265.4);

Tailwind

colors: {
  custom: {
    50: '#8f9cff',
    500: '#4375ff',
    950: '#000000',
  },
}

SCSS

$custom: #4375ff;
$custom-light: #8f9cff;
$custom-dark: #000000;

JSON

{
  "hex": "#4375ff",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 255
  },
  "hsl": {
    "h": 224.043,
    "s": 100,
    "l": 63.137
  },
  "oklch": {
    "l": 0.60644,
    "c": 0.21251,
    "h": 265.4
  },
  "luminance": 0.21136
}

Semantic roles & 50–950 ramp

primary

#4375FF

secondary

#F1DFAD

accent

#A800E6

background

#F9F9FF

surface

#F2F2FF

border

#CCCCD7

text

#0E0E18

muted

#7E7E86

Preview Lab

Preview with #4375FF

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

Preview Lab → · Contrast checker → · Palette generator →