#3B87D3#3B87D3

#3B87D3 is a mid, vivid cyan. Relative luminance 0.230; OKLCH L 61.2% C 0.138 H 251.1°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3B87D3
RGB	rgb(59, 135, 211)
HSL	hsl(210, 63%, 53%)
HSV	hsv(210, 72%, 83%)
CMYK	cmyk(72%, 36%, 0%, 17.3%)
CIE-LAB	lab(55.03, 1.86, -45.83)
CIE-LCH	lch(55.03, 45.87, 272.32°)
OKLab	oklab(61.2% -0.0446 -0.1304)
OKLCH	oklch(61.2% 0.138 251.1)
XYZ	xyz(22.2211, 22.9584, 64.8757)
Luminance	0.2296 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B87D3 #D3873B

analogous

#3BD3D3 #3B87D3 #3B3BD3

triadic

#3B87D3 #D33B87 #87D33B

tetradic

#3B87D3 #D33BD3 #D3873B #3BD33B

square

#3B87D3 #D33BD3 #D3873B #3BD33B

split-complementary

#3B87D3 #D33B3B #D3D33B

monochromatic

#1B4A79 #2668AB #3B87D3 #6DA6DE #9FC4E9

Accessibility & contrast

On white

3.76

#3B87D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#3B87D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B87D3

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B87D3	#FFFFFF	#000000	##000000
##3B87D3	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648BD6

Deuteranopia (green-blind)

#4E7DD1

Tritanopia (blue-blind)

#0099A3

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3b87d3;
/* rgb */ color: rgb(59, 135, 211);
/* oklch */ color: oklch(61.2% 0.138 251.1);

Tailwind

colors: {
  custom: {
    50: '#83a9e1',
    500: '#3b87d3',
    950: '#000000',
  },
}

SCSS

$custom: #3b87d3;
$custom-light: #83a9e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b87d3",
  "rgb": {
    "r": 59,
    "g": 135,
    "b": 211
  },
  "hsl": {
    "h": 210,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.61197,
    "c": 0.13778,
    "h": 251.1
  },
  "luminance": 0.22961
}

Semantic roles & 50–950 ramp

primary

#3B87D3

secondary

#D6B594

accent

#9441E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3B87D3

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

Preview Lab → · Contrast checker → · Palette generator →