#3875B7#3875B7

#3875B7 is a mid, vivid cyan. Relative luminance 0.170; OKLCH L 55.4% C 0.121 H 252.4°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3875B7
RGB	rgb(56, 117, 183)
HSL	hsl(211, 53%, 47%)
HSV	hsv(211, 69%, 72%)
CMYK	cmyk(69.4%, 36.1%, 0%, 28.2%)
CIE-LAB	lab(48.24, 2.25, -40.61)
CIE-LCH	lch(48.24, 40.67, 273.17°)
OKLab	oklab(55.37% -0.0366 -0.1154)
OKLCH	oklch(55.37% 0.121 252.4)
XYZ	xyz(16.5363, 16.9805, 47.1966)
Luminance	0.1698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3875B7 #B77A38

analogous

#38B5B7 #3875B7 #3B38B7

triadic

#3875B7 #B73875 #75B738

tetradic

#3875B7 #B738B5 #B77A38 #38B73B

square

#3875B7 #B738B5 #B77A38 #38B73B

split-complementary

#3875B7 #B73B38 #B5B738

monochromatic

#1B3959 #2A5788 #3875B7 #5E94CE #8DB3DC

Accessibility & contrast

On white

4.78

#3875B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#3875B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3875B7

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3875B7	#FFFFFF	#000000	##FFFFFF
##3875B7	1.00	4.78	4.40	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5779BA

Deuteranopia (green-blind)

#456DB6

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3875b7;
/* rgb */ color: rgb(56, 117, 183);
/* oklch */ color: oklch(55.4% 0.121 252.4);

Tailwind

colors: {
  custom: {
    50: '#7d9ccd',
    500: '#3875b7',
    950: '#000000',
  },
}

SCSS

$custom: #3875b7;
$custom-light: #7d9ccd;
$custom-dark: #000000;

JSON

{
  "hex": "#3875b7",
  "rgb": {
    "r": 56,
    "g": 117,
    "b": 183
  },
  "hsl": {
    "h": 211.181,
    "s": 53.138,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55373,
    "c": 0.12103,
    "h": 252.4
  },
  "luminance": 0.16982
}

Semantic roles & 50–950 ramp

primary

#3875B7

secondary

#C7A784

accent

#974BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3875B7

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

Preview Lab → · Contrast checker → · Palette generator →