#4372BF#4372BF

#4372BF is a mid, vivid blue. Relative luminance 0.170; OKLCH L 55.6% C 0.131 H 259.8°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4372BF
RGB	rgb(67, 114, 191)
HSL	hsl(217, 49%, 51%)
HSV	hsv(217, 65%, 75%)
CMYK	cmyk(64.9%, 40.3%, 0%, 25.1%)
CIE-LAB	lab(48.24, 8.79, -45.19)
CIE-LCH	lch(48.24, 46.03, 281.00°)
OKLab	oklab(55.64% -0.0232 -0.1287)
OKLCH	oklch(55.64% 0.131 259.8)
XYZ	xyz(17.7327, 16.9878, 51.6246)
Luminance	0.1699 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4372BF #BF9043

analogous

#43B0BF #4372BF #5243BF

triadic

#4372BF #BF4372 #72BF43

tetradic

#4372BF #BF43B0 #BF9043 #43BF52

square

#4372BF #BF43B0 #BF9043 #43BF52

split-complementary

#4372BF #BF5243 #B0BF43

monochromatic

#223C65 #325793 #4372BF #7194CF #9EB6DE

Accessibility & contrast

On white

4.77

#4372BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#4372BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4372BF

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4372BF	#FFFFFF	#000000	##FFFFFF
##4372BF	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#3D6DBD

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4372bf;
/* rgb */ color: rgb(67, 114, 191);
/* oklch */ color: oklch(55.6% 0.131 259.8);

Tailwind

colors: {
  custom: {
    50: '#839ad3',
    500: '#4372bf',
    950: '#000000',
  },
}

SCSS

$custom: #4372bf;
$custom-light: #839ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#4372bf",
  "rgb": {
    "r": 67,
    "g": 114,
    "b": 191
  },
  "hsl": {
    "h": 217.258,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55644,
    "c": 0.13073,
    "h": 259.8
  },
  "luminance": 0.1699
}

Semantic roles & 50–950 ramp

primary

#4372BF

secondary

#CAB693

accent

#A54FD9

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4372BF

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

Preview Lab → · Contrast checker → · Palette generator →