#3B82BF#3B82BF

#3B82BF is a mid, moderate cyan. Relative luminance 0.207; OKLCH L 58.9% C 0.118 H 247.4°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#3B82BF
RGB	rgb(59, 130, 191)
HSL	hsl(208, 53%, 49%)
HSV	hsv(208, 69%, 75%)
CMYK	cmyk(69.1%, 31.9%, 0%, 25.1%)
CIE-LAB	lab(52.57, -2.25, -38.36)
CIE-LCH	lch(52.57, 38.43, 266.64°)
OKLab	oklab(58.94% -0.0453 -0.1086)
OKLCH	oklch(58.94% 0.118 247.4)
XYZ	xyz(19.1867, 20.6546, 52.2557)
Luminance	0.2066 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B82BF #BF783B

analogous

#3BBFBA #3B82BF #3B40BF

triadic

#3B82BF #BF3B82 #82BF3B

tetradic

#3B82BF #BA3BBF #BF783B #40BF3B

square

#3B82BF #BA3BBF #BF783B #40BF3B

split-complementary

#3B82BF #BF3B40 #BFBA3B

monochromatic

#1E4261 #2D6290 #3B82BF #67A0D0 #96BDDF

Accessibility & contrast

On white

4.09

#3B82BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#3B82BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B82BF

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B82BF	#FFFFFF	#000000	##000000
##3B82BF	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6784C2

Deuteranopia (green-blind)

#5478BE

Tritanopia (blue-blind)

#009198

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #3b82bf;
/* rgb */ color: rgb(59, 130, 191);
/* oklch */ color: oklch(58.9% 0.118 247.4);

Tailwind

colors: {
  custom: {
    50: '#80a6d2',
    500: '#3b82bf',
    950: '#000000',
  },
}

SCSS

$custom: #3b82bf;
$custom-light: #80a6d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b82bf",
  "rgb": {
    "r": 59,
    "g": 130,
    "b": 191
  },
  "hsl": {
    "h": 207.727,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.58937,
    "c": 0.11767,
    "h": 247.4
  },
  "luminance": 0.20657
}

Semantic roles & 50–950 ramp

primary

#3B82BF

secondary

#CAA98C

accent

#8E4CDC

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3B82BF

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

Preview Lab → · Contrast checker → · Palette generator →