#4387BE#4387BE

#4387BE is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.3% C 0.109 H 245.4°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4387BE
RGB	rgb(67, 135, 190)
HSL	hsl(207, 49%, 50%)
HSV	hsv(207, 65%, 75%)
CMYK	cmyk(64.7%, 28.9%, 0%, 25.5%)
CIE-LAB	lab(54.28, -4.20, -35.09)
CIE-LCH	lch(54.28, 35.34, 263.18°)
OKLab	oklab(60.35% -0.0453 -0.099)
OKLCH	oklch(60.35% 0.109 245.4)
XYZ	xyz(20.2695, 22.2369, 51.9292)
Luminance	0.2224 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387BE #BE7A43

analogous

#43BEB7 #4387BE #4349BE

triadic

#4387BE #BE4387 #87BE43

tetradic

#4387BE #B743BE #BE7A43 #49BE43

square

#4387BE #B743BE #BE7A43 #49BE43

split-complementary

#4387BE #BE4349 #BEB743

monochromatic

#234764 #326791 #4387BE #70A4CE #9EC1DD

Accessibility & contrast

On white

3.85

#4387BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#4387BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387BE

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387BE	#FFFFFF	#000000	##000000
##4387BE	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F88C0

Deuteranopia (green-blind)

#5E7CBD

Tritanopia (blue-blind)

#00949A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4387be;
/* rgb */ color: rgb(67, 135, 190);
/* oklch */ color: oklch(60.3% 0.109 245.4);

Tailwind

colors: {
  custom: {
    50: '#83a9d2',
    500: '#4387be',
    950: '#000000',
  },
}

SCSS

$custom: #4387be;
$custom-light: #83a9d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4387be",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 190
  },
  "hsl": {
    "h": 206.829,
    "s": 48.617,
    "l": 50.392
  },
  "oklch": {
    "l": 0.60347,
    "c": 0.10882,
    "h": 245.4
  },
  "luminance": 0.22239
}

Semantic roles & 50–950 ramp

primary

#4387BE

secondary

#CAAC93

accent

#8D50D8

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4387BE

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

Preview Lab → · Contrast checker → · Palette generator →