#3788CA#3788CA

#3788CA is a mid, vivid cyan. Relative luminance 0.227; OKLCH L 60.8% C 0.127 H 246.7°. Best body text is #000000 at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#3788CA
RGB	rgb(55, 136, 202)
HSL	hsl(207, 58%, 50%)
HSV	hsv(207, 73%, 79%)
CMYK	cmyk(72.8%, 32.7%, 0%, 20.8%)
CIE-LAB	lab(54.74, -2.48, -41.20)
CIE-LCH	lch(54.74, 41.28, 266.55°)
OKLab	oklab(60.79% -0.0504 -0.1169)
OKLCH	oklch(60.79% 0.127 246.7)
XYZ	xyz(21.0363, 22.6824, 59.1351)
Luminance	0.2268 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3788CA #CA7937

analogous

#37CAC3 #3788CA #373ECA

triadic

#3788CA #CA3788 #88CA37

tetradic

#3788CA #C337CA #CA7937 #3ECA37

square

#3788CA #C337CA #CA7937 #3ECA37

split-complementary

#3788CA #CA373E #CAC337

monochromatic

#1C476A #29689B #3788CA #67A5D7 #98C2E4

Accessibility & contrast

On white

3.79

#3788CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.54

#3788CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3788CA

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3788CA	#FFFFFF	#000000	##000000
##3788CA	1.00	3.79	5.54	5.54
#FFFFFF	3.79	1.00	21.00	21.00
#000000	5.54	21.00	1.00	1.00
##000000	5.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8BCD

Deuteranopia (green-blind)

#557DC9

Tritanopia (blue-blind)

#0098A0

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #3788ca;
/* rgb */ color: rgb(55, 136, 202);
/* oklch */ color: oklch(60.8% 0.127 246.7);

Tailwind

colors: {
  custom: {
    50: '#80aada',
    500: '#3788ca',
    950: '#000000',
  },
}

SCSS

$custom: #3788ca;
$custom-light: #80aada;
$custom-dark: #000000;

JSON

{
  "hex": "#3788ca",
  "rgb": {
    "r": 55,
    "g": 136,
    "b": 202
  },
  "hsl": {
    "h": 206.939,
    "s": 58.103,
    "l": 50.392
  },
  "oklch": {
    "l": 0.6079,
    "c": 0.12728,
    "h": 246.7
  },
  "luminance": 0.22685
}

Semantic roles & 50–950 ramp

primary

#3788CA

secondary

#CFAB8E

accent

#8C46E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3788CA

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

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