#4387BD#4387BD

#4387BD is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.3% C 0.108 H 245.0°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#4387BD
RGB	rgb(67, 135, 189)
HSL	hsl(207, 48%, 50%)
HSV	hsv(207, 65%, 74%)
CMYK	cmyk(64.6%, 28.6%, 0%, 25.9%)
CIE-LAB	lab(54.23, -4.53, -34.59)
CIE-LCH	lch(54.23, 34.89, 262.53°)
OKLab	oklab(60.3% -0.0456 -0.0975)
OKLCH	oklch(60.3% 0.108 245)
XYZ	xyz(20.1606, 22.1933, 51.3555)
Luminance	0.2220 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387BD #BD7943

analogous

#43BDB6 #4387BD #434ABD

triadic

#4387BD #BD4387 #87BD43

tetradic

#4387BD #B643BD #BD7943 #4ABD43

square

#4387BD #B643BD #BD7943 #4ABD43

split-complementary

#4387BD #BD434A #BDB643

monochromatic

#234663 #336790 #4387BD #70A4CD #9EC1DD

Accessibility & contrast

On white

3.86

#4387BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#4387BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387BD

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387BD	#FFFFFF	#000000	##000000
##4387BD	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F88BF

Deuteranopia (green-blind)

#5E7CBC

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4387bd;
/* rgb */ color: rgb(67, 135, 189);
/* oklch */ color: oklch(60.3% 0.108 245.0);

Tailwind

colors: {
  custom: {
    50: '#83a9d1',
    500: '#4387bd',
    950: '#000000',
  },
}

SCSS

$custom: #4387bd;
$custom-light: #83a9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4387bd",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 189
  },
  "hsl": {
    "h": 206.557,
    "s": 48.031,
    "l": 50.196
  },
  "oklch": {
    "l": 0.60295,
    "c": 0.10764,
    "h": 245
  },
  "luminance": 0.22195
}

Semantic roles & 50–950 ramp

primary

#4387BD

secondary

#C9AB93

accent

#8C50D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4387BD

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

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