#3291B5#3291B5

#3291B5 is a mid, moderate cyan. Relative luminance 0.243; OKLCH L 61.7% C 0.102 H 227.5°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#3291B5
RGB	rgb(50, 145, 181)
HSL	hsl(196, 57%, 45%)
HSV	hsv(196, 72%, 71%)
CMYK	cmyk(72.4%, 19.9%, 0%, 29%)
CIE-LAB	lab(56.35, -15.56, -26.78)
CIE-LCH	lch(56.35, 30.97, 239.84°)
OKLab	oklab(61.72% -0.0689 -0.0751)
OKLCH	oklch(61.72% 0.102 227.5)
XYZ	xyz(19.7779, 24.2628, 47.3479)
Luminance	0.2427 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3291B5 #B55632

analogous

#32B598 #3291B5 #324FB5

triadic

#3291B5 #B53291 #91B532

tetradic

#3291B5 #9832B5 #B55632 #4FB532

square

#3291B5 #9832B5 #B55632 #4FB532

split-complementary

#3291B5 #B5324F #B59832

monochromatic

#184455 #256B85 #3291B5 #54AED0 #84C5DD

Accessibility & contrast

On white

3.59

#3291B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#3291B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3291B5

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3291B5	#FFFFFF	#000000	##000000
##3291B5	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB7

Deuteranopia (green-blind)

#6C81B5

Tritanopia (blue-blind)

#009B9D

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3291b5;
/* rgb */ color: rgb(50, 145, 181);
/* oklch */ color: oklch(61.7% 0.102 227.5);

Tailwind

colors: {
  custom: {
    50: '#7cb1cb',
    500: '#3291b5',
    950: '#000000',
  },
}

SCSS

$custom: #3291b5;
$custom-light: #7cb1cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3291b5",
  "rgb": {
    "r": 50,
    "g": 145,
    "b": 181
  },
  "hsl": {
    "h": 196.489,
    "s": 56.71,
    "l": 45.294
  },
  "oklch": {
    "l": 0.61716,
    "c": 0.10188,
    "h": 227.5
  },
  "luminance": 0.24265
}

Semantic roles & 50–950 ramp

primary

#3291B5

secondary

#C7917C

accent

#7248E0

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3291B5

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

Preview Lab → · Contrast checker → · Palette generator →