#388BC6#388BC6

#388BC6 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.3% C 0.120 H 243.3°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#388BC6
RGB	rgb(56, 139, 198)
HSL	hsl(205, 56%, 50%)
HSV	hsv(205, 72%, 78%)
CMYK	cmyk(71.7%, 29.8%, 0%, 22.4%)
CIE-LAB	lab(55.46, -5.50, -37.81)
CIE-LCH	lch(55.46, 38.20, 261.72°)
OKLab	oklab(61.3% -0.0539 -0.1069)
OKLCH	oklch(61.3% 0.12 243.3)
XYZ	xyz(21.0526, 23.3809, 56.8186)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388BC6 #C67338

analogous

#38C6BA #388BC6 #3844C6

triadic

#388BC6 #C6388B #8BC638

tetradic

#388BC6 #BA38C6 #C67338 #44C638

square

#388BC6 #BA38C6 #C67338 #44C638

split-complementary

#388BC6 #C63844 #C6BA38

monochromatic

#1D4867 #2B6A96 #388BC6 #67A7D4 #97C3E2

Accessibility & contrast

On white

3.70

#388BC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#388BC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388BC6

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388BC6	#FFFFFF	#000000	##000000
##388BC6	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708CC9

Deuteranopia (green-blind)

#5C7FC5

Tritanopia (blue-blind)

#0099A0

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #388bc6;
/* rgb */ color: rgb(56, 139, 198);
/* oklch */ color: oklch(61.3% 0.120 243.3);

Tailwind

colors: {
  custom: {
    50: '#80acd7',
    500: '#388bc6',
    950: '#000000',
  },
}

SCSS

$custom: #388bc6;
$custom-light: #80acd7;
$custom-dark: #000000;

JSON

{
  "hex": "#388bc6",
  "rgb": {
    "r": 56,
    "g": 139,
    "b": 198
  },
  "hsl": {
    "h": 204.93,
    "s": 55.906,
    "l": 49.804
  },
  "oklch": {
    "l": 0.61302,
    "c": 0.11974,
    "h": 243.3
  },
  "luminance": 0.23383
}

Semantic roles & 50–950 ramp

primary

#388BC6

secondary

#CDA78D

accent

#8749DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #388BC6

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

Preview Lab → · Contrast checker → · Palette generator →