#387EC5#387EC5

#387EC5 is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.2% C 0.130 H 251.3°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#387EC5
RGB	rgb(56, 126, 197)
HSL	hsl(210, 56%, 50%)
HSV	hsv(210, 72%, 77%)
CMYK	cmyk(71.6%, 36%, 0%, 22.7%)
CIE-LAB	lab(51.60, 1.82, -43.33)
CIE-LCH	lch(51.60, 43.37, 272.41°)
OKLab	oklab(58.25% -0.0416 -0.1232)
OKLCH	oklch(58.25% 0.13 251.3)
XYZ	xyz(19.1660, 19.7916, 55.6226)
Luminance	0.1979 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387EC5 #C57F38

analogous

#38C4C5 #387EC5 #3938C5

triadic

#387EC5 #C5387E #7EC538

tetradic

#387EC5 #C538C4 #C57F38 #38C539

square

#387EC5 #C538C4 #C57F38 #38C539

split-complementary

#387EC5 #C53938 #C4C538

monochromatic

#1D4166 #2A6095 #387EC5 #679DD4 #96BBE1

Accessibility & contrast

On white

4.23

#387EC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#387EC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387EC5

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387EC5	#FFFFFF	#000000	##000000
##387EC5	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E82C8

Deuteranopia (green-blind)

#4975C4

Tritanopia (blue-blind)

#008F98

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #387ec5;
/* rgb */ color: rgb(56, 126, 197);
/* oklch */ color: oklch(58.2% 0.130 251.3);

Tailwind

colors: {
  custom: {
    50: '#80a3d7',
    500: '#387ec5',
    950: '#000000',
  },
}

SCSS

$custom: #387ec5;
$custom-light: #80a3d7;
$custom-dark: #000000;

JSON

{
  "hex": "#387ec5",
  "rgb": {
    "r": 56,
    "g": 126,
    "b": 197
  },
  "hsl": {
    "h": 210.213,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.58247,
    "c": 0.13005,
    "h": 251.3
  },
  "luminance": 0.19794
}

Semantic roles & 50–950 ramp

primary

#387EC5

secondary

#CDAD8C

accent

#9449DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0F14

muted

#7C7E83

Preview Lab

Preview with #387EC5

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

Preview Lab → · Contrast checker → · Palette generator →