#4387DE#4387DE

#4387DE is a light, vivid cyan. Relative luminance 0.238; OKLCH L 62.1% C 0.149 H 255.7°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4387DE
RGB	rgb(67, 135, 222)
HSL	hsl(214, 70%, 57%)
HSV	hsv(214, 70%, 87%)
CMYK	cmyk(69.8%, 39.2%, 0%, 12.9%)
CIE-LAB	lab(55.88, 6.90, -50.64)
CIE-LCH	lch(55.88, 51.11, 277.76°)
OKLab	oklab(62.13% -0.0367 -0.1444)
OKLCH	oklch(62.13% 0.149 255.7)
XYZ	xyz(24.1587, 23.7926, 72.4123)
Luminance	0.2379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387DE #DE9A43

analogous

#43D5DE #4387DE #4D43DE

triadic

#4387DE #DE4387 #87DE43

tetradic

#4387DE #DE43D5 #DE9A43 #43DE4D

square

#4387DE #DE43D5 #DE9A43 #43DE4D

split-complementary

#4387DE #DE4D43 #D5DE43

monochromatic

#194C8E #2268C2 #4387DE #77A8E7 #ABC9F0

Accessibility & contrast

On white

3.65

#4387DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4387DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387DE

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387DE	#FFFFFF	#000000	##000000
##4387DE	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F8EE1

Deuteranopia (green-blind)

#477FDC

Tritanopia (blue-blind)

#009BA8

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4387de;
/* rgb */ color: rgb(67, 135, 222);
/* oklch */ color: oklch(62.1% 0.149 255.7);

Tailwind

colors: {
  custom: {
    50: '#88a9e9',
    500: '#4387de',
    950: '#000000',
  },
}

SCSS

$custom: #4387de;
$custom-light: #88a9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4387de",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 222
  },
  "hsl": {
    "h": 213.677,
    "s": 70.136,
    "l": 56.667
  },
  "oklch": {
    "l": 0.62126,
    "c": 0.14895,
    "h": 255.7
  },
  "luminance": 0.23795
}

Semantic roles & 50–950 ramp

primary

#4387DE

secondary

#DEC29F

accent

#9F3BED

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4387DE

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

Preview Lab → · Contrast checker → · Palette generator →