#3291B7#3291B7

#3291B7 is a mid, moderate cyan. Relative luminance 0.243; OKLCH L 61.8% C 0.104 H 228.9°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#3291B7
RGB	rgb(50, 145, 183)
HSL	hsl(197, 57%, 46%)
HSV	hsv(197, 73%, 72%)
CMYK	cmyk(72.7%, 20.8%, 0%, 28.2%)
CIE-LAB	lab(56.43, -14.89, -27.79)
CIE-LCH	lch(56.43, 31.53, 241.82°)
OKLab	oklab(61.81% -0.0681 -0.078)
OKLCH	oklch(61.81% 0.104 228.9)
XYZ	xyz(19.9846, 24.3455, 48.4365)
Luminance	0.2435 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3291B7 #B75832

analogous

#32B79A #3291B7 #324EB7

triadic

#3291B7 #B73291 #91B732

tetradic

#3291B7 #9A32B7 #B75832 #4EB732

square

#3291B7 #9A32B7 #B75832 #4EB732

split-complementary

#3291B7 #B7324E #B79A32

monochromatic

#184557 #256B87 #3291B7 #56ADD1 #86C5DE

Accessibility & contrast

On white

3.58

#3291B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#3291B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3291B7

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3291B7	#FFFFFF	#000000	##000000
##3291B7	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8FB9

Deuteranopia (green-blind)

#6B82B6

Tritanopia (blue-blind)

#009C9E

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3291b7;
/* rgb */ color: rgb(50, 145, 183);
/* oklch */ color: oklch(61.8% 0.104 228.9);

Tailwind

colors: {
  custom: {
    50: '#7cb1cc',
    500: '#3291b7',
    950: '#000000',
  },
}

SCSS

$custom: #3291b7;
$custom-light: #7cb1cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3291b7",
  "rgb": {
    "r": 50,
    "g": 145,
    "b": 183
  },
  "hsl": {
    "h": 197.143,
    "s": 57.082,
    "l": 45.686
  },
  "oklch": {
    "l": 0.61809,
    "c": 0.10354,
    "h": 228.9
  },
  "luminance": 0.24348
}

Semantic roles & 50–950 ramp

primary

#3291B7

secondary

#C7937D

accent

#7347E0

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3291B7

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

Preview Lab → · Contrast checker → · Palette generator →