#387ED4#387ED4

#387ED4 is a mid, vivid cyan. Relative luminance 0.205; OKLCH L 59.1% C 0.149 H 255.2°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#387ED4
RGB	rgb(56, 126, 212)
HSL	hsl(213, 64%, 53%)
HSV	hsv(213, 74%, 83%)
CMYK	cmyk(73.6%, 40.6%, 0%, 16.9%)
CIE-LAB	lab(52.41, 7.25, -50.56)
CIE-LCH	lch(52.41, 51.08, 278.16°)
OKLab	oklab(59.15% -0.038 -0.1444)
OKLCH	oklch(59.15% 0.149 255.2)
XYZ	xyz(20.9710, 20.5136, 65.1289)
Luminance	0.2052 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387ED4 #D48E38

analogous

#38CCD4 #387ED4 #4038D4

triadic

#387ED4 #D4387E #7ED438

tetradic

#387ED4 #D438CC #D48E38 #38D440

square

#387ED4 #D438CC #D48E38 #38D440

split-complementary

#387ED4 #D44038 #CCD438

monochromatic

#1A4478 #2561AA #387ED4 #6A9FDF #9DBFEA

Accessibility & contrast

On white

4.12

#387ED4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#387ED4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387ED4

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387ED4	#FFFFFF	#000000	##000000
##387ED4	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5585D7

Deuteranopia (green-blind)

#3B76D2

Tritanopia (blue-blind)

#00929F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #387ed4;
/* rgb */ color: rgb(56, 126, 212);
/* oklch */ color: oklch(59.1% 0.149 255.2);

Tailwind

colors: {
  custom: {
    50: '#82a2e2',
    500: '#387ed4',
    950: '#000000',
  },
}

SCSS

$custom: #387ed4;
$custom-light: #82a2e2;
$custom-dark: #000000;

JSON

{
  "hex": "#387ed4",
  "rgb": {
    "r": 56,
    "g": 126,
    "b": 212
  },
  "hsl": {
    "h": 213.077,
    "s": 64.463,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59146,
    "c": 0.14933,
    "h": 255.2
  },
  "luminance": 0.20516
}

Semantic roles & 50–950 ramp

primary

#387ED4

secondary

#D6B792

accent

#9C40E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0F15

muted

#7D7E83

Preview Lab

Preview with #387ED4

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

Preview Lab → · Contrast checker → · Palette generator →