#388BC5#388BC5

#388BC5 is a mid, moderate cyan. Relative luminance 0.233; OKLCH L 61.3% C 0.119 H 242.8°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#388BC5
RGB	rgb(56, 139, 197)
HSL	hsl(205, 56%, 50%)
HSV	hsv(205, 72%, 77%)
CMYK	cmyk(71.6%, 29.4%, 0%, 22.7%)
CIE-LAB	lab(55.42, -5.85, -37.31)
CIE-LCH	lch(55.42, 37.77, 261.08°)
OKLab	oklab(61.25% -0.0542 -0.1055)
OKLCH	oklch(61.25% 0.119 242.8)
XYZ	xyz(20.9377, 23.3349, 56.2131)
Luminance	0.2334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388BC5 #C57238

analogous

#38C5B9 #388BC5 #3845C5

triadic

#388BC5 #C5388B #8BC538

tetradic

#388BC5 #B938C5 #C57238 #45C538

square

#388BC5 #B938C5 #C57238 #45C538

split-complementary

#388BC5 #C53845 #C5B938

monochromatic

#1D4866 #2A6995 #388BC5 #67A7D4 #96C2E1

Accessibility & contrast

On white

3.71

#388BC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#388BC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388BC5

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388BC5	#FFFFFF	#000000	##000000
##388BC5	1.00	3.71	5.67	5.67
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708CC8

Deuteranopia (green-blind)

#5D7FC4

Tritanopia (blue-blind)

#00999F

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #388bc5;
/* rgb */ color: rgb(56, 139, 197);
/* oklch */ color: oklch(61.3% 0.119 242.8);

Tailwind

colors: {
  custom: {
    50: '#80acd7',
    500: '#388bc5',
    950: '#000000',
  },
}

SCSS

$custom: #388bc5;
$custom-light: #80acd7;
$custom-dark: #000000;

JSON

{
  "hex": "#388bc5",
  "rgb": {
    "r": 56,
    "g": 139,
    "b": 197
  },
  "hsl": {
    "h": 204.681,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.6125,
    "c": 0.1186,
    "h": 242.8
  },
  "luminance": 0.23337
}

Semantic roles & 50–950 ramp

primary

#388BC5

secondary

#CDA78C

accent

#8749DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #388BC5

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

Preview Lab → · Contrast checker → · Palette generator →