#3874BD#3874BD

#3874BD is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.5% C 0.130 H 254.8°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#3874BD
RGB	rgb(56, 116, 189)
HSL	hsl(213, 54%, 48%)
HSV	hsv(213, 70%, 74%)
CMYK	cmyk(70.4%, 38.6%, 0%, 25.9%)
CIE-LAB	lab(48.26, 5.03, -44.03)
CIE-LCH	lch(48.26, 44.32, 276.52°)
OKLab	oklab(55.5% -0.0341 -0.1254)
OKLCH	oklch(55.5% 0.13 254.8)
XYZ	xyz(17.0582, 17.0038, 50.5173)
Luminance	0.1701 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3874BD #BD8138

analogous

#38B7BD #3874BD #3E38BD

triadic

#3874BD #BD3874 #74BD38

tetradic

#3874BD #BD38B7 #BD8138 #38BD3E

square

#3874BD #BD38B7 #BD8138 #38BD3E

split-complementary

#3874BD #BD3E38 #B7BD38

monochromatic

#1C3A5F #2A578E #3874BD #6294D0 #91B4DE

Accessibility & contrast

On white

4.77

#3874BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3874BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3874BD

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3874BD	#FFFFFF	#000000	##FFFFFF
##3874BD	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5379C0

Deuteranopia (green-blind)

#3E6DBC

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3874bd;
/* rgb */ color: rgb(56, 116, 189);
/* oklch */ color: oklch(55.5% 0.130 254.8);

Tailwind

colors: {
  custom: {
    50: '#7e9bd1',
    500: '#3874bd',
    950: '#000000',
  },
}

SCSS

$custom: #3874bd;
$custom-light: #7e9bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3874bd",
  "rgb": {
    "r": 56,
    "g": 116,
    "b": 189
  },
  "hsl": {
    "h": 212.932,
    "s": 54.286,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55501,
    "c": 0.12995,
    "h": 254.8
  },
  "luminance": 0.17006
}

Semantic roles & 50–950 ramp

primary

#3874BD

secondary

#C9AC87

accent

#9B4ADE

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3874BD

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

Preview Lab → · Contrast checker → · Palette generator →