#4375BD#4375BD

#4375BD is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.2% C 0.125 H 257.6°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4375BD
RGB	rgb(67, 117, 189)
HSL	hsl(215, 48%, 50%)
HSV	hsv(215, 65%, 74%)
CMYK	cmyk(64.6%, 38.1%, 0%, 25.9%)
CIE-LAB	lab(48.99, 6.23, -42.85)
CIE-LCH	lch(48.99, 43.30, 278.28°)
OKLab	oklab(56.19% -0.0267 -0.1218)
OKLCH	oklch(56.19% 0.125 257.6)
XYZ	xyz(17.8580, 17.5883, 50.5880)
Luminance	0.1759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4375BD #BD8B43

analogous

#43B2BD #4375BD #4E43BD

triadic

#4375BD #BD4375 #75BD43

tetradic

#4375BD #BD43B2 #BD8B43 #43BD4E

square

#4375BD #BD43B2 #BD8B43 #43BD4E

split-complementary

#4375BD #BD4E43 #B2BD43

monochromatic

#233D63 #335990 #4375BD #7096CD #9EB8DD

Accessibility & contrast

On white

4.65

#4375BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#4375BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4375BD

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4375BD	#FFFFFF	#000000	##FFFFFF
##4375BD	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#557BC0

Deuteranopia (green-blind)

#446FBC

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4375bd;
/* rgb */ color: rgb(67, 117, 189);
/* oklch */ color: oklch(56.2% 0.125 257.6);

Tailwind

colors: {
  custom: {
    50: '#839cd1',
    500: '#4375bd',
    950: '#000000',
  },
}

SCSS

$custom: #4375bd;
$custom-light: #839cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#4375bd",
  "rgb": {
    "r": 67,
    "g": 117,
    "b": 189
  },
  "hsl": {
    "h": 215.41,
    "s": 48.031,
    "l": 50.196
  },
  "oklch": {
    "l": 0.5619,
    "c": 0.12466,
    "h": 257.6
  },
  "luminance": 0.1759
}

Semantic roles & 50–950 ramp

primary

#4375BD

secondary

#C9B393

accent

#A050D8

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4375BD

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

Preview Lab → · Contrast checker → · Palette generator →