#3876D7#3876D7

#3876D7 is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.6% C 0.162 H 259.2°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3876D7
RGB	rgb(56, 118, 215)
HSL	hsl(217, 67%, 53%)
HSV	hsv(217, 74%, 84%)
CMYK	cmyk(74%, 45.1%, 0%, 15.7%)
CIE-LAB	lab(50.34, 13.29, -55.58)
CIE-LCH	lch(50.34, 57.15, 283.45°)
OKLab	oklab(57.59% -0.0305 -0.1593)
OKLCH	oklch(57.59% 0.162 259.2)
XYZ	xyz(20.3706, 18.7016, 66.8130)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3876D7 #D79938

analogous

#38C5D7 #3876D7 #4938D7

triadic

#3876D7 #D73876 #76D738

tetradic

#3876D7 #D738C5 #D79938 #38D749

square

#3876D7 #D738C5 #D79938 #38D749

split-complementary

#3876D7 #D74938 #C5D738

monochromatic

#193F7C #235AAF #3876D7 #6B99E1 #9EBCEB

Accessibility & contrast

On white

4.43

#3876D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#3876D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3876D7

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3876D7	#FFFFFF	#000000	##000000
##3876D7	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4480DB

Deuteranopia (green-blind)

#2171D5

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3876d7;
/* rgb */ color: rgb(56, 118, 215);
/* oklch */ color: oklch(57.6% 0.162 259.2);

Tailwind

colors: {
  custom: {
    50: '#839ce4',
    500: '#3876d7',
    950: '#000000',
  },
}

SCSS

$custom: #3876d7;
$custom-light: #839ce4;
$custom-dark: #000000;

JSON

{
  "hex": "#3876d7",
  "rgb": {
    "r": 56,
    "g": 118,
    "b": 215
  },
  "hsl": {
    "h": 216.604,
    "s": 66.527,
    "l": 53.137
  },
  "oklch": {
    "l": 0.57594,
    "c": 0.1622,
    "h": 259.2
  },
  "luminance": 0.18704
}

Semantic roles & 50–950 ramp

primary

#3876D7

secondary

#D8BD93

accent

#A73EE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3876D7

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

Preview Lab → · Contrast checker → · Palette generator →