#3291BB#3291BB

#3291BB is a mid, moderate cyan. Relative luminance 0.245; OKLCH L 62.0% C 0.107 H 231.5°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#3291BB
RGB	rgb(50, 145, 187)
HSL	hsl(198, 58%, 46%)
HSV	hsv(198, 73%, 73%)
CMYK	cmyk(73.3%, 22.5%, 0%, 26.7%)
CIE-LAB	lab(56.60, -13.53, -29.81)
CIE-LCH	lch(56.60, 32.73, 245.59°)
OKLab	oklab(62% -0.0667 -0.0838)
OKLCH	oklch(62% 0.107 231.5)
XYZ	xyz(20.4068, 24.5144, 50.6603)
Luminance	0.2452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3291BB #BB5C32

analogous

#32BBA1 #3291BB #324DBB

triadic

#3291BB #BB3291 #91BB32

tetradic

#3291BB #A132BB #BB5C32 #4DBB32

square

#3291BB #A132BB #BB5C32 #4DBB32

split-complementary

#3291BB #BB324D #BBA132

monochromatic

#18465A #256C8B #3291BB #58ADD2 #88C5DF

Accessibility & contrast

On white

3.56

#3291BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#3291BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3291BB

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3291BB	#FFFFFF	#000000	##000000
##3291BB	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8FBD

Deuteranopia (green-blind)

#6982BA

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3291bb;
/* rgb */ color: rgb(50, 145, 187);
/* oklch */ color: oklch(62.0% 0.107 231.5);

Tailwind

colors: {
  custom: {
    50: '#7cb1cf',
    500: '#3291bb',
    950: '#000000',
  },
}

SCSS

$custom: #3291bb;
$custom-light: #7cb1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3291bb",
  "rgb": {
    "r": 50,
    "g": 145,
    "b": 187
  },
  "hsl": {
    "h": 198.394,
    "s": 57.806,
    "l": 46.471
  },
  "oklch": {
    "l": 0.61997,
    "c": 0.10707,
    "h": 231.5
  },
  "luminance": 0.24517
}

Semantic roles & 50–950 ramp

primary

#3291BB

secondary

#C99680

accent

#7647E1

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3291BB

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

Preview Lab → · Contrast checker → · Palette generator →