#6191EE#6191EE

#6191EE is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.5% C 0.148 H 262.4°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#6191EE
RGB	rgb(97, 145, 238)
HSL	hsl(220, 81%, 66%)
HSV	hsv(220, 59%, 93%)
CMYK	cmyk(59.2%, 39.1%, 0%, 6.7%)
CIE-LAB	lab(60.75, 11.43, -51.73)
CIE-LCH	lch(60.75, 52.97, 282.47°)
OKLab	oklab(66.53% -0.0195 -0.1469)
OKLCH	oklch(66.53% 0.148 262.4)
XYZ	xyz(30.4824, 28.9626, 84.8563)
Luminance	0.2897 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6191EE #EEBE61

analogous

#61D8EE #6191EE #7761EE

triadic

#6191EE #EE6191 #91EE61

tetradic

#6191EE #EE61D8 #EEBE61 #61EE77

square

#6191EE #EE61D8 #EEBE61 #61EE77

split-complementary

#6191EE #EE7761 #D8EE61

monochromatic

#154FC0 #2A6BE8 #6191EE #98B7F4 #D0DEFA

Accessibility & contrast

On white

3.09

#6191EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#6191EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6191EE

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6191EE	#FFFFFF	#000000	##000000
##6191EE	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#699AF2

Deuteranopia (green-blind)

#568DEC

Tritanopia (blue-blind)

#00A6B4

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #6191ee;
/* rgb */ color: rgb(97, 145, 238);
/* oklch */ color: oklch(66.5% 0.148 262.4);

Tailwind

colors: {
  custom: {
    50: '#99b0f4',
    500: '#6191ee',
    950: '#000000',
  },
}

SCSS

$custom: #6191ee;
$custom-light: #99b0f4;
$custom-dark: #000000;

JSON

{
  "hex": "#6191ee",
  "rgb": {
    "r": 97,
    "g": 145,
    "b": 238
  },
  "hsl": {
    "h": 219.574,
    "s": 80.571,
    "l": 65.686
  },
  "oklch": {
    "l": 0.66527,
    "c": 0.14823,
    "h": 262.4
  },
  "luminance": 0.28965
}

Semantic roles & 50–950 ramp

primary

#6191EE

secondary

#EDDDBE

accent

#9509DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1017

muted

#7E7F85

Preview Lab

Preview with #6191EE

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

Preview Lab → · Contrast checker → · Palette generator →