#3191BF#3191BF

#3191BF is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.2% C 0.111 H 233.7°. Best body text is #000000 at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#3191BF
RGB	rgb(49, 145, 191)
HSL	hsl(199, 59%, 47%)
HSV	hsv(199, 74%, 75%)
CMYK	cmyk(74.3%, 24.1%, 0%, 25.1%)
CIE-LAB	lab(56.75, -12.29, -31.85)
CIE-LCH	lch(56.75, 34.14, 248.90°)
OKLab	oklab(62.16% -0.0657 -0.0897)
OKLCH	oklch(62.16% 0.111 233.7)
XYZ	xyz(20.7922, 24.6629, 52.9447)
Luminance	0.2467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3191BF #BF5F31

analogous

#31BFA6 #3191BF #314ABF

triadic

#3191BF #BF3191 #91BF31

tetradic

#3191BF #A631BF #BF5F31 #4ABF31

square

#3191BF #A631BF #BF5F31 #4ABF31

split-complementary

#3191BF #BF314A #BFA631

monochromatic

#18475E #256C8E #3191BF #59ACD4 #8AC5E1

Accessibility & contrast

On white

3.54

#3191BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.93

#3191BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3191BF

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3191BF	#FFFFFF	#000000	##000000
##3191BF	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)

#7A90C1

Deuteranopia (green-blind)

#6782BE

Tritanopia (blue-blind)

#009DA1

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3191bf;
/* rgb */ color: rgb(49, 145, 191);
/* oklch */ color: oklch(62.2% 0.111 233.7);

Tailwind

colors: {
  custom: {
    50: '#7db1d2',
    500: '#3191bf',
    950: '#000000',
  },
}

SCSS

$custom: #3191bf;
$custom-light: #7db1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3191bf",
  "rgb": {
    "r": 49,
    "g": 145,
    "b": 191
  },
  "hsl": {
    "h": 199.437,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.62163,
    "c": 0.11118,
    "h": 233.7
  },
  "luminance": 0.24665
}

Semantic roles & 50–950 ramp

primary

#3191BF

secondary

#CB9981

accent

#7845E2

background

#F8FAFC

surface

#EFF5F9

border

#CACFD2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3191BF

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

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