#388BC3#388BC3

#388BC3 is a mid, moderate cyan. Relative luminance 0.232; OKLCH L 61.1% C 0.116 H 241.9°. Best body text is #000000 at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#388BC3
RGB	rgb(56, 139, 195)
HSL	hsl(204, 55%, 49%)
HSV	hsv(204, 71%, 76%)
CMYK	cmyk(71.3%, 28.7%, 0%, 23.5%)
CIE-LAB	lab(55.32, -6.55, -36.32)
CIE-LCH	lch(55.32, 36.91, 259.78°)
OKLab	oklab(61.15% -0.0548 -0.1026)
OKLCH	oklch(61.15% 0.116 241.9)
XYZ	xyz(20.7100, 23.2438, 55.0142)
Luminance	0.2325 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388BC3 #C37038

analogous

#38C3B6 #388BC3 #3846C3

triadic

#388BC3 #C3388B #8BC338

tetradic

#388BC3 #B638C3 #C37038 #46C338

square

#388BC3 #B638C3 #C37038 #46C338

split-complementary

#388BC3 #C33846 #C3B638

monochromatic

#1D4764 #2A6993 #388BC3 #65A7D3 #95C2E1

Accessibility & contrast

On white

3.72

#388BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.65

#388BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388BC3

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388BC3	#FFFFFF	#000000	##000000
##388BC3	1.00	3.72	5.65	5.65
#FFFFFF	3.72	1.00	21.00	21.00
#000000	5.65	21.00	1.00	1.00
##000000	5.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718CC6

Deuteranopia (green-blind)

#5E7FC2

Tritanopia (blue-blind)

#00999F

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #388bc3;
/* rgb */ color: rgb(56, 139, 195);
/* oklch */ color: oklch(61.1% 0.116 241.9);

Tailwind

colors: {
  custom: {
    50: '#80acd5',
    500: '#388bc3',
    950: '#000000',
  },
}

SCSS

$custom: #388bc3;
$custom-light: #80acd5;
$custom-dark: #000000;

JSON

{
  "hex": "#388bc3",
  "rgb": {
    "r": 56,
    "g": 139,
    "b": 195
  },
  "hsl": {
    "h": 204.173,
    "s": 55.378,
    "l": 49.216
  },
  "oklch": {
    "l": 0.61146,
    "c": 0.11634,
    "h": 241.9
  },
  "luminance": 0.23246
}

Semantic roles & 50–950 ramp

primary

#388BC3

secondary

#CCA58B

accent

#8549DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #388BC3

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

Preview Lab → · Contrast checker → · Palette generator →