#388EC9#388EC9

#388EC9 is a light, vivid cyan. Relative luminance 0.244; OKLCH L 62.2% C 0.121 H 242.5°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#388EC9
RGB	rgb(56, 142, 201)
HSL	hsl(204, 57%, 50%)
HSV	hsv(204, 72%, 79%)
CMYK	cmyk(72.1%, 29.4%, 0%, 21.2%)
CIE-LAB	lab(56.49, -6.19, -37.90)
CIE-LCH	lch(56.49, 38.40, 260.73°)
OKLab	oklab(62.16% -0.0559 -0.1071)
OKLCH	oklch(62.16% 0.121 242.5)
XYZ	xyz(21.8424, 24.4013, 58.8058)
Luminance	0.2440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388EC9 #C97338

analogous

#38C9BC #388EC9 #3845C9

triadic

#388EC9 #C9388E #8EC938

tetradic

#388EC9 #BC38C9 #C97338 #45C938

square

#388EC9 #BC38C9 #C97338 #45C938

split-complementary

#388EC9 #C93845 #C9BC38

monochromatic

#1D4A6A #2A6C9A #388EC9 #68A9D6 #98C5E3

Accessibility & contrast

On white

3.57

#388EC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#388EC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388EC9

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388EC9	#FFFFFF	#000000	##000000
##388EC9	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738FCC

Deuteranopia (green-blind)

#5F81C8

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #388ec9;
/* rgb */ color: rgb(56, 142, 201);
/* oklch */ color: oklch(62.2% 0.121 242.5);

Tailwind

colors: {
  custom: {
    50: '#81aed9',
    500: '#388ec9',
    950: '#000000',
  },
}

SCSS

$custom: #388ec9;
$custom-light: #81aed9;
$custom-dark: #000000;

JSON

{
  "hex": "#388ec9",
  "rgb": {
    "r": 56,
    "g": 142,
    "b": 201
  },
  "hsl": {
    "h": 204.414,
    "s": 57.312,
    "l": 50.392
  },
  "oklch": {
    "l": 0.62159,
    "c": 0.12084,
    "h": 242.5
  },
  "luminance": 0.24404
}

Semantic roles & 50–950 ramp

primary

#388EC9

secondary

#CFA88E

accent

#8647E1

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #388EC9

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

Preview Lab → · Contrast checker → · Palette generator →