#3875BB#3875BB

#3875BB is a mid, vivid cyan. Relative luminance 0.172; OKLCH L 55.6% C 0.126 H 253.7°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3875BB
RGB	rgb(56, 117, 187)
HSL	hsl(212, 54%, 48%)
HSV	hsv(212, 70%, 73%)
CMYK	cmyk(70.1%, 37.4%, 0%, 26.7%)
CIE-LAB	lab(48.45, 3.69, -42.59)
CIE-LCH	lch(48.45, 42.74, 274.95°)
OKLab	oklab(55.61% -0.0355 -0.1212)
OKLCH	oklch(55.61% 0.126 253.7)
XYZ	xyz(16.9585, 17.1494, 49.4205)
Luminance	0.1715 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3875BB #BB7E38

analogous

#38B6BB #3875BB #3D38BB

triadic

#3875BB #BB3875 #75BB38

tetradic

#3875BB #BB38B6 #BB7E38 #38BB3D

square

#3875BB #BB38B6 #BB7E38 #38BB3D

split-complementary

#3875BB #BB3D38 #B6BB38

monochromatic

#1C3A5D #2A588C #3875BB #6194D0 #90B4DE

Accessibility & contrast

On white

4.74

#3875BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3875BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3875BB

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3875BB	#FFFFFF	#000000	##FFFFFF
##3875BB	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#557ABE

Deuteranopia (green-blind)

#426DBA

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3875bb;
/* rgb */ color: rgb(56, 117, 187);
/* oklch */ color: oklch(55.6% 0.126 253.7);

Tailwind

colors: {
  custom: {
    50: '#7e9cd0',
    500: '#3875bb',
    950: '#000000',
  },
}

SCSS

$custom: #3875bb;
$custom-light: #7e9cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#3875bb",
  "rgb": {
    "r": 56,
    "g": 117,
    "b": 187
  },
  "hsl": {
    "h": 212.061,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.55609,
    "c": 0.12626,
    "h": 253.7
  },
  "luminance": 0.17151
}

Semantic roles & 50–950 ramp

primary

#3875BB

secondary

#C8AA86

accent

#994BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3875BB

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

Preview Lab → · Contrast checker → · Palette generator →