#388BC4#388BC4

#388BC4 is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 61.2% C 0.117 H 242.4°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#388BC4
RGB	rgb(56, 139, 196)
HSL	hsl(204, 56%, 49%)
HSV	hsv(204, 71%, 77%)
CMYK	cmyk(71.4%, 29.1%, 0%, 23.1%)
CIE-LAB	lab(55.37, -6.20, -36.82)
CIE-LCH	lch(55.37, 37.34, 260.44°)
OKLab	oklab(61.2% -0.0545 -0.1041)
OKLCH	oklch(61.2% 0.117 242.4)
XYZ	xyz(20.8235, 23.2892, 55.6117)
Luminance	0.2329 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388BC4 #C47138

analogous

#38C4B7 #388BC4 #3845C4

triadic

#388BC4 #C4388B #8BC438

tetradic

#388BC4 #B738C4 #C47138 #45C438

square

#388BC4 #B738C4 #C47138 #45C438

split-complementary

#388BC4 #C43845 #C4B738

monochromatic

#1D4765 #2A6994 #388BC4 #66A7D3 #96C2E1

Accessibility & contrast

On white

3.71

#388BC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#388BC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388BC4

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388BC4	#FFFFFF	#000000	##000000
##388BC4	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718CC7

Deuteranopia (green-blind)

#5E7FC3

Tritanopia (blue-blind)

#00999F

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #388bc4;
/* rgb */ color: rgb(56, 139, 196);
/* oklch */ color: oklch(61.2% 0.117 242.4);

Tailwind

colors: {
  custom: {
    50: '#80acd6',
    500: '#388bc4',
    950: '#000000',
  },
}

SCSS

$custom: #388bc4;
$custom-light: #80acd6;
$custom-dark: #000000;

JSON

{
  "hex": "#388bc4",
  "rgb": {
    "r": 56,
    "g": 139,
    "b": 196
  },
  "hsl": {
    "h": 204.429,
    "s": 55.556,
    "l": 49.412
  },
  "oklch": {
    "l": 0.61198,
    "c": 0.11747,
    "h": 242.4
  },
  "luminance": 0.23292
}

Semantic roles & 50–950 ramp

primary

#388BC4

secondary

#CCA68C

accent

#8649DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #388BC4

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

Preview Lab → · Contrast checker → · Palette generator →