#6C99FB#6C99FB

#6C99FB is a light, vivid blue. Relative luminance 0.329; OKLCH L 69.5% C 0.153 H 264.2°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#6C99FB
RGB	rgb(108, 153, 251)
HSL	hsl(221, 95%, 70%)
HSV	hsv(221, 57%, 98%)
CMYK	cmyk(57%, 39%, 0%, 1.6%)
CIE-LAB	lab(64.11, 13.04, -53.51)
CIE-LCH	lch(64.11, 55.07, 283.69°)
OKLab	oklab(69.49% -0.0154 -0.1519)
OKLCH	oklch(69.49% 0.153 264.2)
XYZ	xyz(34.9822, 32.9328, 95.7613)
Luminance	0.3294 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C99FB #FBCE6C

analogous

#6CE0FB #6C99FB #866CFB

triadic

#6C99FB #FB6C99 #99FB6C

tetradic

#6C99FB #FB6CE0 #FBCE6C #6CFB86

square

#6C99FB #FB6CE0 #FBCE6C #6CFB86

split-complementary

#6C99FB #FB866C #E0FB6C

monochromatic

#064DE6 #3070F9 #6C99FB #A8C2FD #E1EAFE

Accessibility & contrast

On white

2.77

#6C99FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#6C99FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6C99FB

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C99FB	#FFFFFF	#000000	##000000
##6C99FB	1.00	2.77	7.59	7.59
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#70A2FF

Deuteranopia (green-blind)

#5D95F9

Tritanopia (blue-blind)

#00AFBE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #6c99fb;
/* rgb */ color: rgb(108, 153, 251);
/* oklch */ color: oklch(69.5% 0.153 264.2);

Tailwind

colors: {
  custom: {
    50: '#a0b6fd',
    500: '#6c99fb',
    950: '#000000',
  },
}

SCSS

$custom: #6c99fb;
$custom-light: #a0b6fd;
$custom-dark: #000000;

JSON

{
  "hex": "#6c99fb",
  "rgb": {
    "r": 108,
    "g": 153,
    "b": 251
  },
  "hsl": {
    "h": 221.119,
    "s": 94.702,
    "l": 70.392
  },
  "oklch": {
    "l": 0.69489,
    "c": 0.15265,
    "h": 264.2
  },
  "luminance": 0.32936
}

Semantic roles & 50–950 ramp

primary

#6C99FB

secondary

#F5E9CE

accent

#9D00E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#101118

muted

#7F8086

Preview Lab

Preview with #6C99FB

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

Preview Lab → · Contrast checker → · Palette generator →