#3B82CC#3B82CC

#3B82CC is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.7% C 0.134 H 251.9°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#3B82CC
RGB	rgb(59, 130, 204)
HSL	hsl(211, 59%, 52%)
HSV	hsv(211, 71%, 80%)
CMYK	cmyk(71.1%, 36.3%, 0%, 20%)
CIE-LAB	lab(53.22, 2.35, -44.73)
CIE-LCH	lch(53.22, 44.79, 273.01°)
OKLab	oklab(59.67% -0.0417 -0.1272)
OKLCH	oklch(59.67% 0.134 251.9)
XYZ	xyz(20.6813, 21.2524, 60.1272)
Luminance	0.2125 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B82CC #CC853B

analogous

#3BCACC #3B82CC #3D3BCC

triadic

#3B82CC #CC3B82 #82CC3B

tetradic

#3B82CC #CC3BCA #CC853B #3BCC3D

square

#3B82CC #CC3BCA #CC853B #3BCC3D

split-complementary

#3B82CC #CC3D3B #CACC3B

monochromatic

#1D4570 #2A64A0 #3B82CC #6CA1D9 #9CC0E5

Accessibility & contrast

On white

4.00

#3B82CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#3B82CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B82CC

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B82CC	#FFFFFF	#000000	##000000
##3B82CC	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6087CF

Deuteranopia (green-blind)

#4B79CB

Tritanopia (blue-blind)

#00939D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3b82cc;
/* rgb */ color: rgb(59, 130, 204);
/* oklch */ color: oklch(59.7% 0.134 251.9);

Tailwind

colors: {
  custom: {
    50: '#82a5dc',
    500: '#3b82cc',
    950: '#000000',
  },
}

SCSS

$custom: #3b82cc;
$custom-light: #82a5dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3b82cc",
  "rgb": {
    "r": 59,
    "g": 130,
    "b": 204
  },
  "hsl": {
    "h": 210.621,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.59666,
    "c": 0.13388,
    "h": 251.9
  },
  "luminance": 0.21255
}

Semantic roles & 50–950 ramp

primary

#3B82CC

secondary

#D1B292

accent

#9646E2

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3B82CC

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

Preview Lab → · Contrast checker → · Palette generator →