#3887B5#3887B5

#3887B5 is a mid, moderate cyan. Relative luminance 0.215; OKLCH L 59.5% C 0.104 H 237.8°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#3887B5
RGB	rgb(56, 135, 181)
HSL	hsl(202, 53%, 46%)
HSV	hsv(202, 69%, 71%)
CMYK	cmyk(69.1%, 25.4%, 0%, 29%)
CIE-LAB	lab(53.50, -9.10, -31.20)
CIE-LCH	lch(53.50, 32.50, 253.75°)
OKLab	oklab(59.49% -0.0554 -0.0878)
OKLCH	oklch(59.49% 0.104 237.8)
XYZ	xyz(18.6321, 21.5029, 46.8756)
Luminance	0.2150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3887B5 #B56638

analogous

#38B5A5 #3887B5 #3849B5

triadic

#3887B5 #B53887 #87B538

tetradic

#3887B5 #A538B5 #B56638 #49B538

square

#3887B5 #A538B5 #B56638 #49B538

split-complementary

#3887B5 #B53849 #B5A538

monochromatic

#1B4158 #2A6486 #3887B5 #5DA4CD #8CBEDB

Accessibility & contrast

On white

3.96

#3887B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#3887B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3887B5

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3887B5	#FFFFFF	#000000	##000000
##3887B5	1.00	3.96	5.30	5.30
#FFFFFF	3.96	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7187B7

Deuteranopia (green-blind)

#607AB4

Tritanopia (blue-blind)

#009397

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3887b5;
/* rgb */ color: rgb(56, 135, 181);
/* oklch */ color: oklch(59.5% 0.104 237.8);

Tailwind

colors: {
  custom: {
    50: '#7da9cb',
    500: '#3887b5',
    950: '#000000',
  },
}

SCSS

$custom: #3887b5;
$custom-light: #7da9cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3887b5",
  "rgb": {
    "r": 56,
    "g": 135,
    "b": 181
  },
  "hsl": {
    "h": 202.08,
    "s": 52.743,
    "l": 46.471
  },
  "oklch": {
    "l": 0.59489,
    "c": 0.10383,
    "h": 237.8
  },
  "luminance": 0.21505
}

Semantic roles & 50–950 ramp

primary

#3887B5

secondary

#C69C83

accent

#814CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3887B5

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

Preview Lab → · Contrast checker → · Palette generator →