#3874BE#3874BE

#3874BE is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.6% C 0.131 H 255.1°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3874BE
RGB	rgb(56, 116, 190)
HSL	hsl(213, 54%, 48%)
HSV	hsv(213, 71%, 75%)
CMYK	cmyk(70.5%, 38.9%, 0%, 25.5%)
CIE-LAB	lab(48.32, 5.39, -44.52)
CIE-LCH	lch(48.32, 44.84, 276.91°)
OKLab	oklab(55.56% -0.0338 -0.1268)
OKLCH	oklch(55.56% 0.131 255.1)
XYZ	xyz(17.1671, 17.0474, 51.0910)
Luminance	0.1705 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3874BE #BE8238

analogous

#38B7BE #3874BE #3F38BE

triadic

#3874BE #BE3874 #74BE38

tetradic

#3874BE #BE38B7 #BE8238 #38BE3F

square

#3874BE #BE38B7 #BE8238 #38BE3F

split-complementary

#3874BE #BE3F38 #B7BE38

monochromatic

#1C3A5F #2A578F #3874BE #6294D1 #92B4DF

Accessibility & contrast

On white

4.76

#3874BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3874BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3874BE

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3874BE	#FFFFFF	#000000	##FFFFFF
##3874BE	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#527AC1

Deuteranopia (green-blind)

#3E6DBD

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3874be;
/* rgb */ color: rgb(56, 116, 190);
/* oklch */ color: oklch(55.6% 0.131 255.1);

Tailwind

colors: {
  custom: {
    50: '#7e9bd2',
    500: '#3874be',
    950: '#000000',
  },
}

SCSS

$custom: #3874be;
$custom-light: #7e9bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3874be",
  "rgb": {
    "r": 56,
    "g": 116,
    "b": 190
  },
  "hsl": {
    "h": 213.134,
    "s": 54.472,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55562,
    "c": 0.13127,
    "h": 255.1
  },
  "luminance": 0.17049
}

Semantic roles & 50–950 ramp

primary

#3874BE

secondary

#CAAC88

accent

#9C4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3874BE

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

Preview Lab → · Contrast checker → · Palette generator →