#4375D0#4375D0

#4375D0 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.4% C 0.150 H 261.3°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#4375D0
RGB	rgb(67, 117, 208)
HSL	hsl(219, 60%, 54%)
HSV	hsv(219, 68%, 82%)
CMYK	cmyk(67.8%, 43.8%, 0%, 18.4%)
CIE-LAB	lab(50.06, 12.94, -52.03)
CIE-LCH	lch(50.06, 53.61, 283.97°)
OKLab	oklab(57.36% -0.0228 -0.1487)
OKLCH	oklch(57.36% 0.15 261.3)
XYZ	xyz(20.0571, 18.4679, 62.1699)
Luminance	0.1847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375D0 #D09E43

analogous

#43BCD0 #4375D0 #5843D0

triadic

#4375D0 #D04375 #75D043

tetradic

#4375D0 #D043BC #D09E43 #43D058

square

#4375D0 #D043BC #D09E43 #43D058

split-complementary

#4375D0 #D05843 #BCD043

monochromatic

#1F3F7A #2B58AB #4375D0 #7499DC #A5BDE8

Accessibility & contrast

On white

4.47

#4375D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#4375D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4375D0

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375D0	#FFFFFF	#000000	##000000
##4375D0	1.00	4.47	4.69	4.69
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497ED3

Deuteranopia (green-blind)

#3071CE

Tritanopia (blue-blind)

#008A98

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4375d0;
/* rgb */ color: rgb(67, 117, 208);
/* oklch */ color: oklch(57.4% 0.150 261.3);

Tailwind

colors: {
  custom: {
    50: '#869cdf',
    500: '#4375d0',
    950: '#000000',
  },
}

SCSS

$custom: #4375d0;
$custom-light: #869cdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4375d0",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 208
  },
  "hsl": {
    "h": 218.723,
    "s": 60,
    "l": 53.922
  },
  "oklch": {
    "l": 0.57361,
    "c": 0.15043,
    "h": 261.3
  },
  "luminance": 0.1847
}

Semantic roles & 50–950 ramp

primary

#4375D0

secondary

#D5C099

accent

#AB45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4375D0

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

Preview Lab → · Contrast checker → · Palette generator →