#387CB8#387CB8

#387CB8 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.1% C 0.116 H 248.0°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#387CB8
RGB	rgb(56, 124, 184)
HSL	hsl(208, 53%, 47%)
HSV	hsv(208, 70%, 72%)
CMYK	cmyk(69.6%, 32.6%, 0%, 27.8%)
CIE-LAB	lab(50.35, -1.62, -37.85)
CIE-LCH	lch(50.35, 37.88, 267.55°)
OKLab	oklab(57.05% -0.0433 -0.1072)
OKLCH	oklch(57.05% 0.116 248)
XYZ	xyz(17.4870, 18.7149, 48.0288)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387CB8 #B87438

analogous

#38B8B4 #387CB8 #383CB8

triadic

#387CB8 #B8387C #7CB838

tetradic

#387CB8 #B438B8 #B87438 #3CB838

square

#387CB8 #B438B8 #B87438 #3CB838

split-complementary

#387CB8 #B8383C #B8B438

monochromatic

#1B3D5A #2A5C89 #387CB8 #5F9ACE #8EB8DD

Accessibility & contrast

On white

4.43

#387CB8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#387CB8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387CB8

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387CB8	#FFFFFF	#000000	##000000
##387CB8	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#617FBB

Deuteranopia (green-blind)

#4F72B7

Tritanopia (blue-blind)

#008A91

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #387cb8;
/* rgb */ color: rgb(56, 124, 184);
/* oklch */ color: oklch(57.1% 0.116 248.0);

Tailwind

colors: {
  custom: {
    50: '#7da1cd',
    500: '#387cb8',
    950: '#000000',
  },
}

SCSS

$custom: #387cb8;
$custom-light: #7da1cd;
$custom-dark: #000000;

JSON

{
  "hex": "#387cb8",
  "rgb": {
    "r": 56,
    "g": 124,
    "b": 184
  },
  "hsl": {
    "h": 208.125,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.57051,
    "c": 0.11562,
    "h": 248
  },
  "luminance": 0.18717
}

Semantic roles & 50–950 ramp

primary

#387CB8

secondary

#C7A485

accent

#8F4BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #387CB8

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

Preview Lab → · Contrast checker → · Palette generator →