#388CC3#388CC3

#388CC3 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.4% C 0.116 H 241.1°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#388CC3
RGB	rgb(56, 140, 195)
HSL	hsl(204, 55%, 49%)
HSV	hsv(204, 71%, 76%)
CMYK	cmyk(71.3%, 28.2%, 0%, 23.5%)
CIE-LAB	lab(55.62, -7.13, -35.86)
CIE-LCH	lch(55.62, 36.56, 258.76°)
OKLab	oklab(61.38% -0.0558 -0.1013)
OKLCH	oklch(61.38% 0.116 241.1)
XYZ	xyz(20.8555, 23.5347, 55.0627)
Luminance	0.2354 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388CC3 #C36F38

analogous

#38C3B5 #388CC3 #3847C3

triadic

#388CC3 #C3388C #8CC338

tetradic

#388CC3 #B538C3 #C36F38 #47C338

square

#388CC3 #B538C3 #C36F38 #47C338

split-complementary

#388CC3 #C33847 #C3B538

monochromatic

#1D4864 #2A6A93 #388CC3 #65A8D3 #95C3E1

Accessibility & contrast

On white

3.68

#388CC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#388CC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388CC3

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388CC3	#FFFFFF	#000000	##000000
##388CC3	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738DC5

Deuteranopia (green-blind)

#607FC2

Tritanopia (blue-blind)

#009A9F

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #388cc3;
/* rgb */ color: rgb(56, 140, 195);
/* oklch */ color: oklch(61.4% 0.116 241.1);

Tailwind

colors: {
  custom: {
    50: '#80add5',
    500: '#388cc3',
    950: '#000000',
  },
}

SCSS

$custom: #388cc3;
$custom-light: #80add5;
$custom-dark: #000000;

JSON

{
  "hex": "#388cc3",
  "rgb": {
    "r": 56,
    "g": 140,
    "b": 195
  },
  "hsl": {
    "h": 203.741,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.6138,
    "c": 0.11563,
    "h": 241.1
  },
  "luminance": 0.23537
}

Semantic roles & 50–950 ramp

primary

#388CC3

secondary

#CCA58B

accent

#8449DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #388CC3

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

Preview Lab → · Contrast checker → · Palette generator →