#3874B8#3874B8

#3874B8 is a mid, vivid cyan. Relative luminance 0.168; OKLCH L 55.2% C 0.123 H 253.4°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#3874B8
RGB	rgb(56, 116, 184)
HSL	hsl(212, 53%, 47%)
HSV	hsv(212, 70%, 72%)
CMYK	cmyk(69.6%, 37%, 0%, 27.8%)
CIE-LAB	lab(47.99, 3.22, -41.57)
CIE-LCH	lch(47.99, 41.69, 274.43°)
OKLab	oklab(55.2% -0.0353 -0.1182)
OKLCH	oklch(55.2% 0.123 253.4)
XYZ	xyz(16.5248, 16.7905, 47.7081)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3874B8 #B87C38

analogous

#38B4B8 #3874B8 #3C38B8

triadic

#3874B8 #B83874 #74B838

tetradic

#3874B8 #B838B4 #B87C38 #38B83C

square

#3874B8 #B838B4 #B87C38 #38B83C

split-complementary

#3874B8 #B83C38 #B4B838

monochromatic

#1B395A #2A5689 #3874B8 #5F93CE #8EB3DD

Accessibility & contrast

On white

4.82

#3874B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#3874B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3874B8

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3874B8	#FFFFFF	#000000	##FFFFFF
##3874B8	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5578BB

Deuteranopia (green-blind)

#436CB7

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3874b8;
/* rgb */ color: rgb(56, 116, 184);
/* oklch */ color: oklch(55.2% 0.123 253.4);

Tailwind

colors: {
  custom: {
    50: '#7d9bcd',
    500: '#3874b8',
    950: '#000000',
  },
}

SCSS

$custom: #3874b8;
$custom-light: #7d9bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3874b8",
  "rgb": {
    "r": 56,
    "g": 116,
    "b": 184
  },
  "hsl": {
    "h": 211.875,
    "s": 53.333,
    "l": 47.059
  },
  "oklch": {
    "l": 0.55203,
    "c": 0.12336,
    "h": 253.4
  },
  "luminance": 0.16792
}

Semantic roles & 50–950 ramp

primary

#3874B8

secondary

#C7A885

accent

#984BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3874B8

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

Preview Lab → · Contrast checker → · Palette generator →