#387CB9#387CB9

#387CB9 is a mid, moderate cyan. Relative luminance 0.188; OKLCH L 57.1% C 0.117 H 248.4°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#387CB9
RGB	rgb(56, 124, 185)
HSL	hsl(208, 54%, 47%)
HSV	hsv(208, 70%, 73%)
CMYK	cmyk(69.7%, 33%, 0%, 27.5%)
CIE-LAB	lab(50.40, -1.27, -38.34)
CIE-LCH	lch(50.40, 38.36, 268.11°)
OKLab	oklab(57.11% -0.043 -0.1087)
OKLCH	oklch(57.11% 0.117 248.4)
XYZ	xyz(17.5922, 18.7570, 48.5828)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387CB9 #B97538

analogous

#38B9B6 #387CB9 #383CB9

triadic

#387CB9 #B9387C #7CB938

tetradic

#387CB9 #B638B9 #B97538 #3CB938

square

#387CB9 #B638B9 #B97538 #3CB938

split-complementary

#387CB9 #B9383C #B9B638

monochromatic

#1C3D5B #2A5D8A #387CB9 #5F9ACF #8EB8DD

Accessibility & contrast

On white

4.42

#387CB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#387CB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387CB9

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387CB9	#FFFFFF	#000000	##000000
##387CB9	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617FBC

Deuteranopia (green-blind)

#4F72B8

Tritanopia (blue-blind)

#008A92

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #387cb9;
/* rgb */ color: rgb(56, 124, 185);
/* oklch */ color: oklch(57.1% 0.117 248.4);

Tailwind

colors: {
  custom: {
    50: '#7da1ce',
    500: '#387cb9',
    950: '#000000',
  },
}

SCSS

$custom: #387cb9;
$custom-light: #7da1ce;
$custom-dark: #000000;

JSON

{
  "hex": "#387cb9",
  "rgb": {
    "r": 56,
    "g": 124,
    "b": 185
  },
  "hsl": {
    "h": 208.372,
    "s": 53.527,
    "l": 47.255
  },
  "oklch": {
    "l": 0.57106,
    "c": 0.11686,
    "h": 248.4
  },
  "luminance": 0.18759
}

Semantic roles & 50–950 ramp

primary

#387CB9

secondary

#C8A585

accent

#904BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #387CB9

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

Preview Lab → · Contrast checker → · Palette generator →