#6191FB#6191FB

#6191FB is a light, vivid blue. Relative luminance 0.298; OKLCH L 67.3% C 0.166 H 264.1°. Best body text is #000000 at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#6191FB
RGB	rgb(97, 145, 251)
HSL	hsl(221, 95%, 68%)
HSV	hsv(221, 61%, 98%)
CMYK	cmyk(61.4%, 42.2%, 0%, 1.6%)
CIE-LAB	lab(61.44, 15.70, -57.78)
CIE-LCH	lch(61.44, 59.87, 285.20°)
OKLab	oklab(67.29% -0.017 -0.1647)
OKLCH	oklch(67.29% 0.166 264.1)
XYZ	xyz(32.4617, 29.7543, 95.2806)
Luminance	0.2976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6191FB #FBCB61

analogous

#61DEFB #6191FB #7E61FB

triadic

#6191FB #FB6191 #91FB61

tetradic

#6191FB #FB61DE #FBCB61 #61FB7E

square

#6191FB #FB61DE #FBCB61 #61FB7E

split-complementary

#6191FB #FB7E61 #DEFB61

monochromatic

#0648DC #2567F9 #6191FB #9DBBFD #D8E4FE

Accessibility & contrast

On white

3.02

#6191FB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.95

#6191FB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6191FB

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6191FB	#FFFFFF	#000000	##000000
##6191FB	1.00	3.02	6.95	6.95
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.95	21.00	1.00	1.00
##000000	6.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#619CFF

Deuteranopia (green-blind)

#4A8EF9

Tritanopia (blue-blind)

#00A9BA

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #6191fb;
/* rgb */ color: rgb(97, 145, 251);
/* oklch */ color: oklch(67.3% 0.166 264.1);

Tailwind

colors: {
  custom: {
    50: '#9ab0fd',
    500: '#6191fb',
    950: '#000000',
  },
}

SCSS

$custom: #6191fb;
$custom-light: #9ab0fd;
$custom-dark: #000000;

JSON

{
  "hex": "#6191fb",
  "rgb": {
    "r": 97,
    "g": 145,
    "b": 251
  },
  "hsl": {
    "h": 221.299,
    "s": 95.062,
    "l": 68.235
  },
  "oklch": {
    "l": 0.67287,
    "c": 0.16556,
    "h": 264.1
  },
  "luminance": 0.29757
}

Semantic roles & 50–950 ramp

primary

#6191FB

secondary

#F3E5C5

accent

#9E00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #6191FB

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

Preview Lab → · Contrast checker → · Palette generator →