#3B91DE#3B91DE

#3B91DE is a light, vivid cyan. Relative luminance 0.265; OKLCH L 64.1% C 0.142 H 249.0°. Best body text is #000000 at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#3B91DE
RGB	rgb(59, 145, 222)
HSL	hsl(208, 71%, 55%)
HSV	hsv(208, 73%, 87%)
CMYK	cmyk(73.4%, 34.7%, 0%, 12.9%)
CIE-LAB	lab(58.46, -0.14, -46.56)
CIE-LCH	lch(58.46, 46.56, 269.83°)
OKLab	oklab(64.07% -0.0509 -0.1324)
OKLCH	oklch(64.07% 0.142 249)
XYZ	xyz(25.1089, 26.4517, 72.8754)
Luminance	0.2646 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B91DE #DE883B

analogous

#3BDEDA #3B91DE #3B3FDE

triadic

#3B91DE #DE3B91 #91DE3B

tetradic

#3B91DE #DA3BDE #DE883B #3FDE3B

square

#3B91DE #DA3BDE #DE883B #3FDE3B

split-complementary

#3B91DE #DE3B3F #DEDA3B

monochromatic

#175288 #2072BC #3B91DE #6FAEE7 #A4CCF0

Accessibility & contrast

On white

3.34

#3B91DE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.29

#3B91DE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B91DE

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B91DE	#FFFFFF	#000000	##000000
##3B91DE	1.00	3.34	6.29	6.29
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.29	21.00	1.00	1.00
##000000	6.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E95E1

Deuteranopia (green-blind)

#5686DD

Tritanopia (blue-blind)

#00A3AD

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3b91de;
/* rgb */ color: rgb(59, 145, 222);
/* oklch */ color: oklch(64.1% 0.142 249.0);

Tailwind

colors: {
  custom: {
    50: '#85b0e8',
    500: '#3b91de',
    950: '#000000',
  },
}

SCSS

$custom: #3b91de;
$custom-light: #85b0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#3b91de",
  "rgb": {
    "r": 59,
    "g": 145,
    "b": 222
  },
  "hsl": {
    "h": 208.344,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.64074,
    "c": 0.14182,
    "h": 249
  },
  "luminance": 0.26455
}

Semantic roles & 50–950 ramp

primary

#3B91DE

secondary

#DDB998

accent

#8F3AEE

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #3B91DE

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

Preview Lab → · Contrast checker → · Palette generator →