#3872BB#3872BB

#3872BB is a mid, vivid cyan. Relative luminance 0.165; OKLCH L 54.9% C 0.129 H 255.4°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#3872BB
RGB	rgb(56, 114, 187)
HSL	hsl(213, 54%, 48%)
HSV	hsv(213, 70%, 73%)
CMYK	cmyk(70.1%, 39%, 0%, 26.7%)
CIE-LAB	lab(47.57, 5.54, -43.97)
CIE-LCH	lch(47.57, 44.32, 277.18°)
OKLab	oklab(54.93% -0.0326 -0.1253)
OKLCH	oklch(54.93% 0.129 255.4)
XYZ	xyz(16.6146, 16.4615, 49.3058)
Luminance	0.1646 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3872BB #BB8138

analogous

#38B3BB #3872BB #4038BB

triadic

#3872BB #BB3872 #72BB38

tetradic

#3872BB #BB38B3 #BB8138 #38BB40

square

#3872BB #BB38B3 #BB8138 #38BB40

split-complementary

#3872BB #BB4038 #B3BB38

monochromatic

#1C395D #2A558C #3872BB #6192D0 #90B2DE

Accessibility & contrast

On white

4.89

#3872BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#3872BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3872BB

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3872BB	#FFFFFF	#000000	##FFFFFF
##3872BB	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5177BE

Deuteranopia (green-blind)

#3D6BBA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3872bb;
/* rgb */ color: rgb(56, 114, 187);
/* oklch */ color: oklch(54.9% 0.129 255.4);

Tailwind

colors: {
  custom: {
    50: '#7e9ad0',
    500: '#3872bb',
    950: '#000000',
  },
}

SCSS

$custom: #3872bb;
$custom-light: #7e9ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3872bb",
  "rgb": {
    "r": 56,
    "g": 114,
    "b": 187
  },
  "hsl": {
    "h": 213.435,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.54927,
    "c": 0.12945,
    "h": 255.4
  },
  "luminance": 0.16463
}

Semantic roles & 50–950 ramp

primary

#3872BB

secondary

#C8AB86

accent

#9C4BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3872BB

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

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