#3391BE#3391BE

#3391BE is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.2% C 0.109 H 233.5°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#3391BE
RGB	rgb(51, 145, 190)
HSL	hsl(199, 58%, 47%)
HSV	hsv(199, 73%, 75%)
CMYK	cmyk(73.2%, 23.7%, 0%, 25.5%)
CIE-LAB	lab(56.75, -12.37, -31.27)
CIE-LCH	lch(56.75, 33.63, 248.42°)
OKLab	oklab(62.17% -0.0651 -0.088)
OKLCH	oklch(62.17% 0.109 233.5)
XYZ	xyz(20.7812, 24.6699, 52.3717)
Luminance	0.2467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3391BE #BE6033

analogous

#33BEA5 #3391BE #334CBE

triadic

#3391BE #BE3391 #91BE33

tetradic

#3391BE #A533BE #BE6033 #4CBE33

square

#3391BE #A533BE #BE6033 #4CBE33

split-complementary

#3391BE #BE334C #BEA533

monochromatic

#19475E #266C8E #3391BE #5BACD3 #8BC5E0

Accessibility & contrast

On white

3.54

#3391BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#3391BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3391BE

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3391BE	#FFFFFF	#000000	##000000
##3391BE	1.00	3.54	5.93	5.93
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.93	21.00	1.00	1.00
##000000	5.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B90C0

Deuteranopia (green-blind)

#6882BD

Tritanopia (blue-blind)

#009DA0

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3391be;
/* rgb */ color: rgb(51, 145, 190);
/* oklch */ color: oklch(62.2% 0.109 233.5);

Tailwind

colors: {
  custom: {
    50: '#7db1d1',
    500: '#3391be',
    950: '#000000',
  },
}

SCSS

$custom: #3391be;
$custom-light: #7db1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3391be",
  "rgb": {
    "r": 51,
    "g": 145,
    "b": 190
  },
  "hsl": {
    "h": 199.424,
    "s": 57.676,
    "l": 47.255
  },
  "oklch": {
    "l": 0.62169,
    "c": 0.10944,
    "h": 233.5
  },
  "luminance": 0.24672
}

Semantic roles & 50–950 ramp

primary

#3391BE

secondary

#CA9A83

accent

#7947E1

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3391BE

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

Preview Lab → · Contrast checker → · Palette generator →