#4387D7#4387D7

#4387D7 is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.7% C 0.140 H 254.1°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#4387D7
RGB	rgb(67, 135, 215)
HSL	hsl(212, 65%, 55%)
HSV	hsv(212, 69%, 84%)
CMYK	cmyk(68.8%, 37.2%, 0%, 15.7%)
CIE-LAB	lab(55.51, 4.44, -47.31)
CIE-LCH	lch(55.51, 47.51, 275.36°)
OKLab	oklab(61.72% -0.0383 -0.1346)
OKLCH	oklch(61.72% 0.14 254.1)
XYZ	xyz(23.2399, 23.4251, 67.5735)
Luminance	0.2343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4387D7 #D79343

analogous

#43D1D7 #4387D7 #4943D7

triadic

#4387D7 #D74387 #87D743

tetradic

#4387D7 #D743D1 #D79343 #43D749

square

#4387D7 #D743D1 #D79343 #43D749

split-complementary

#4387D7 #D74943 #D1D743

monochromatic

#1C4C84 #2769B6 #4387D7 #75A7E2 #A8C7EC

Accessibility & contrast

On white

3.69

#4387D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#4387D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4387D7

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4387D7	#FFFFFF	#000000	##000000
##4387D7	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#638DDA

Deuteranopia (green-blind)

#4D7FD5

Tritanopia (blue-blind)

#009AA5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4387d7;
/* rgb */ color: rgb(67, 135, 215);
/* oklch */ color: oklch(61.7% 0.140 254.1);

Tailwind

colors: {
  custom: {
    50: '#87a9e4',
    500: '#4387d7',
    950: '#000000',
  },
}

SCSS

$custom: #4387d7;
$custom-light: #87a9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4387d7",
  "rgb": {
    "r": 67,
    "g": 135,
    "b": 215
  },
  "hsl": {
    "h": 212.432,
    "s": 64.912,
    "l": 55.294
  },
  "oklch": {
    "l": 0.61715,
    "c": 0.13993,
    "h": 254.1
  },
  "luminance": 0.23428
}

Semantic roles & 50–950 ramp

primary

#4387D7

secondary

#DABD9C

accent

#9B40E8

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F15

muted

#7D7F84

Preview Lab

Preview with #4387D7

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

Preview Lab → · Contrast checker → · Palette generator →