#3B80D3#3B80D3

#3B80D3 is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.6% C 0.145 H 254.7°. Best body text is #000000 at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3B80D3
RGB	rgb(59, 128, 211)
HSL	hsl(213, 63%, 53%)
HSV	hsv(213, 72%, 83%)
CMYK	cmyk(72%, 39.3%, 0%, 17.3%)
CIE-LAB	lab(53.02, 6.07, -49.01)
CIE-LCH	lch(53.02, 49.39, 277.06°)
OKLab	oklab(59.63% -0.0381 -0.1398)
OKLCH	oklch(59.63% 0.145 254.7)
XYZ	xyz(21.2763, 21.0690, 64.5608)
Luminance	0.2107 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B80D3 #D38E3B

analogous

#3BCCD3 #3B80D3 #423BD3

triadic

#3B80D3 #D33B80 #80D33B

tetradic

#3B80D3 #D33BCC #D38E3B #3BD342

square

#3B80D3 #D33BCC #D38E3B #3BD342

split-complementary

#3B80D3 #D3423B #CCD33B

monochromatic

#1B4579 #2662AB #3B80D3 #6DA0DE #9FC1E9

Accessibility & contrast

On white

4.03

#3B80D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.21

#3B80D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B80D3

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B80D3	#FFFFFF	#000000	##000000
##3B80D3	1.00	4.03	5.21	5.21
#FFFFFF	4.03	1.00	21.00	21.00
#000000	5.21	21.00	1.00	1.00
##000000	5.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5986D6

Deuteranopia (green-blind)

#4178D1

Tritanopia (blue-blind)

#00939F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3b80d3;
/* rgb */ color: rgb(59, 128, 211);
/* oklch */ color: oklch(59.6% 0.145 254.7);

Tailwind

colors: {
  custom: {
    50: '#83a4e1',
    500: '#3b80d3',
    950: '#000000',
  },
}

SCSS

$custom: #3b80d3;
$custom-light: #83a4e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b80d3",
  "rgb": {
    "r": 59,
    "g": 128,
    "b": 211
  },
  "hsl": {
    "h": 212.763,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.59631,
    "c": 0.14491,
    "h": 254.7
  },
  "luminance": 0.21071
}

Semantic roles & 50–950 ramp

primary

#3B80D3

secondary

#D6B894

accent

#9B41E6

background

#F8FAFD

surface

#F0F3FB

border

#CBCDD4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3B80D3

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

Preview Lab → · Contrast checker → · Palette generator →