#388CD9#388CD9

#388CD9 is a light, vivid cyan. Relative luminance 0.246; OKLCH L 62.6% C 0.141 H 249.6°. Best body text is #000000 at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#388CD9
RGB	rgb(56, 140, 217)
HSL	hsl(209, 68%, 54%)
HSV	hsv(209, 74%, 85%)
CMYK	cmyk(74.2%, 35.5%, 0%, 14.9%)
CIE-LAB	lab(56.69, 0.64, -46.58)
CIE-LCH	lch(56.69, 46.59, 270.79°)
OKLab	oklab(62.57% -0.0494 -0.1325)
OKLCH	oklch(62.57% 0.141 249.6)
XYZ	xyz(23.5286, 24.6040, 69.1412)
Luminance	0.2461 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388CD9 #D98538

analogous

#38D9D6 #388CD9 #383BD9

triadic

#388CD9 #D9388C #8CD938

tetradic

#388CD9 #D638D9 #D98538 #3BD938

square

#388CD9 #D638D9 #D98538 #3BD938

split-complementary

#388CD9 #D9383B #D9D638

monochromatic

#184E7E #226DB2 #388CD9 #6BAAE3 #9FC7ED

Accessibility & contrast

On white

3.55

#388CD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.92

#388CD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388CD9

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388CD9	#FFFFFF	#000000	##000000
##388CD9	1.00	3.55	5.92	5.92
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.92	21.00	1.00	1.00
##000000	5.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6990DC

Deuteranopia (green-blind)

#5181D7

Tritanopia (blue-blind)

#009EA8

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #388cd9;
/* rgb */ color: rgb(56, 140, 217);
/* oklch */ color: oklch(62.6% 0.141 249.6);

Tailwind

colors: {
  custom: {
    50: '#83ade5',
    500: '#388cd9',
    950: '#000000',
  },
}

SCSS

$custom: #388cd9;
$custom-light: #83ade5;
$custom-dark: #000000;

JSON

{
  "hex": "#388cd9",
  "rgb": {
    "r": 56,
    "g": 140,
    "b": 217
  },
  "hsl": {
    "h": 208.696,
    "s": 67.932,
    "l": 53.529
  },
  "oklch": {
    "l": 0.62573,
    "c": 0.14143,
    "h": 249.6
  },
  "luminance": 0.24607
}

Semantic roles & 50–950 ramp

primary

#388CD9

secondary

#D9B594

accent

#903DEB

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0C1016

muted

#7D7F84

Preview Lab

Preview with #388CD9

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

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