#4375C0#4375C0

#4375C0 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.4% C 0.129 H 258.3°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4375C0
RGB	rgb(67, 117, 192)
HSL	hsl(216, 50%, 51%)
HSV	hsv(216, 65%, 75%)
CMYK	cmyk(65.1%, 39.1%, 0%, 24.7%)
CIE-LAB	lab(49.15, 7.28, -44.32)
CIE-LCH	lch(49.15, 44.91, 279.33°)
OKLab	oklab(56.37% -0.026 -0.1261)
OKLCH	oklch(56.37% 0.129 258.3)
XYZ	xyz(18.1871, 17.7199, 52.3208)
Luminance	0.1772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375C0 #C08E43

analogous

#43B3C0 #4375C0 #4F43C0

triadic

#4375C0 #C04375 #75C043

tetradic

#4375C0 #C043B3 #C08E43 #43C04F

square

#4375C0 #C043B3 #C08E43 #43C04F

split-complementary

#4375C0 #C04F43 #B3C043

monochromatic

#223D66 #325994 #4375C0 #7197CF #9FB8DF

Accessibility & contrast

On white

4.62

#4375C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#4375C0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4375C0

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375C0	#FFFFFF	#000000	##FFFFFF
##4375C0	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547BC3

Deuteranopia (green-blind)

#416FBE

Tritanopia (blue-blind)

#008691

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4375c0;
/* rgb */ color: rgb(67, 117, 192);
/* oklch */ color: oklch(56.4% 0.129 258.3);

Tailwind

colors: {
  custom: {
    50: '#839cd3',
    500: '#4375c0',
    950: '#000000',
  },
}

SCSS

$custom: #4375c0;
$custom-light: #839cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#4375c0",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 192
  },
  "hsl": {
    "h": 216,
    "s": 49.801,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56368,
    "c": 0.12873,
    "h": 258.3
  },
  "luminance": 0.17722
}

Semantic roles & 50–950 ramp

primary

#4375C0

secondary

#CBB594

accent

#A24ED9

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4375C0

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

Preview Lab → · Contrast checker → · Palette generator →