#3788C5#3788C5

#3788C5 is a mid, vivid cyan. Relative luminance 0.225; OKLCH L 60.5% C 0.121 H 244.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#3788C5
RGB	rgb(55, 136, 197)
HSL	hsl(206, 56%, 49%)
HSV	hsv(206, 72%, 77%)
CMYK	cmyk(72.1%, 31%, 0%, 22.7%)
CIE-LAB	lab(54.50, -4.25, -38.75)
CIE-LCH	lch(54.50, 38.98, 263.74°)
OKLab	oklab(60.52% -0.0518 -0.1097)
OKLCH	oklch(60.52% 0.121 244.7)
XYZ	xyz(20.4539, 22.4495, 56.0677)
Luminance	0.2245 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3788C5 #C57437

analogous

#37C5BB #3788C5 #3741C5

triadic

#3788C5 #C53788 #88C537

tetradic

#3788C5 #BB37C5 #C57437 #41C537

square

#3788C5 #BB37C5 #C57437 #41C537

split-complementary

#3788C5 #C53741 #C5BB37

monochromatic

#1C4665 #2A6795 #3788C5 #65A4D4 #95C1E1

Accessibility & contrast

On white

3.82

#3788C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#3788C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3788C5

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3788C5	#FFFFFF	#000000	##000000
##3788C5	1.00	3.82	5.49	5.49
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8AC8

Deuteranopia (green-blind)

#587CC4

Tritanopia (blue-blind)

#00979E

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3788c5;
/* rgb */ color: rgb(55, 136, 197);
/* oklch */ color: oklch(60.5% 0.121 244.7);

Tailwind

colors: {
  custom: {
    50: '#7faad7',
    500: '#3788c5',
    950: '#000000',
  },
}

SCSS

$custom: #3788c5;
$custom-light: #7faad7;
$custom-dark: #000000;

JSON

{
  "hex": "#3788c5",
  "rgb": {
    "r": 55,
    "g": 136,
    "b": 197
  },
  "hsl": {
    "h": 205.775,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.60519,
    "c": 0.12136,
    "h": 244.7
  },
  "luminance": 0.22452
}

Semantic roles & 50–950 ramp

primary

#3788C5

secondary

#CDA78B

accent

#8948E0

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0B1014

muted

#7C7F83

Preview Lab

Preview with #3788C5

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

Preview Lab → · Contrast checker → · Palette generator →