#3B71B2#3B71B2

#3B71B2 is a mid, moderate cyan. Relative luminance 0.160; OKLCH L 54.3% C 0.117 H 254.4°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#3B71B2
RGB	rgb(59, 113, 178)
HSL	hsl(213, 50%, 46%)
HSV	hsv(213, 67%, 70%)
CMYK	cmyk(66.9%, 36.5%, 0%, 30.2%)
CIE-LAB	lab(46.91, 3.41, -39.80)
CIE-LCH	lch(46.91, 39.94, 274.90°)
OKLab	oklab(54.29% -0.0316 -0.113)
OKLCH	oklch(54.29% 0.117 254.4)
XYZ	xyz(15.7417, 15.9528, 44.3605)
Luminance	0.1595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B71B2 #B27C3B

analogous

#3BADB2 #3B71B2 #413BB2

triadic

#3B71B2 #B23B71 #71B23B

tetradic

#3B71B2 #B23BAD #B27C3B #3BB241

square

#3B71B2 #B23BAD #B27C3B #3BB241

split-complementary

#3B71B2 #B2413B #ADB23B

monochromatic

#1D3756 #2C5484 #3B71B2 #6090CA #8EB0DA

Accessibility & contrast

On white

5.01

#3B71B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#3B71B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B71B2

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B71B2	#FFFFFF	#000000	##FFFFFF
##3B71B2	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5475B5

Deuteranopia (green-blind)

#436AB1

Tritanopia (blue-blind)

#008089

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3b71b2;
/* rgb */ color: rgb(59, 113, 178);
/* oklch */ color: oklch(54.3% 0.117 254.4);

Tailwind

colors: {
  custom: {
    50: '#7d99c9',
    500: '#3b71b2',
    950: '#000000',
  },
}

SCSS

$custom: #3b71b2;
$custom-light: #7d99c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b71b2",
  "rgb": {
    "r": 59,
    "g": 113,
    "b": 178
  },
  "hsl": {
    "h": 212.773,
    "s": 50.211,
    "l": 46.471
  },
  "oklch": {
    "l": 0.54285,
    "c": 0.11735,
    "h": 254.4
  },
  "luminance": 0.15954
}

Semantic roles & 50–950 ramp

primary

#3B71B2

secondary

#C4A785

accent

#9A4EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #3B71B2

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

Preview Lab → · Contrast checker → · Palette generator →