#388ECA#388ECA

#388ECA is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.2% C 0.122 H 242.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#388ECA
RGB	rgb(56, 142, 202)
HSL	hsl(205, 58%, 51%)
HSV	hsv(205, 72%, 79%)
CMYK	cmyk(72.3%, 29.7%, 0%, 20.8%)
CIE-LAB	lab(56.53, -5.84, -38.39)
CIE-LCH	lch(56.53, 38.83, 261.36°)
OKLab	oklab(62.21% -0.0555 -0.1086)
OKLCH	oklch(62.21% 0.122 242.9)
XYZ	xyz(21.9604, 24.4485, 59.4273)
Luminance	0.2445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388ECA #CA7438

analogous

#38CABD #388ECA #3845CA

triadic

#388ECA #CA388E #8ECA38

tetradic

#388ECA #BD38CA #CA7438 #45CA38

square

#388ECA #BD38CA #CA7438 #45CA38

split-complementary

#388ECA #CA3845 #CABD38

monochromatic

#1D4B6B #296D9B #388ECA #68A9D7 #99C5E4

Accessibility & contrast

On white

3.57

#388ECA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#388ECA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388ECA

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388ECA	#FFFFFF	#000000	##000000
##388ECA	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728FCD

Deuteranopia (green-blind)

#5E81C9

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #388eca;
/* rgb */ color: rgb(56, 142, 202);
/* oklch */ color: oklch(62.2% 0.122 242.9);

Tailwind

colors: {
  custom: {
    50: '#81aeda',
    500: '#388eca',
    950: '#000000',
  },
}

SCSS

$custom: #388eca;
$custom-light: #81aeda;
$custom-dark: #000000;

JSON

{
  "hex": "#388eca",
  "rgb": {
    "r": 56,
    "g": 142,
    "b": 202
  },
  "hsl": {
    "h": 204.658,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.62211,
    "c": 0.12196,
    "h": 242.9
  },
  "luminance": 0.24451
}

Semantic roles & 50–950 ramp

primary

#388ECA

secondary

#CFA98E

accent

#8647E1

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #388ECA

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

Preview Lab → · Contrast checker → · Palette generator →