#999FFF#999FFF

#999FFF is a light, vivid blue. Relative luminance 0.388; OKLCH L 73.7% C 0.138 H 279.7°. Best body text is #000000 at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#999FFF
RGB	rgb(153, 159, 255)
HSL	hsl(236, 100%, 80%)
HSV	hsv(236, 40%, 100%)
CMYK	cmyk(40%, 37.6%, 0%, 0%)
CIE-LAB	lab(68.60, 20.91, -48.41)
CIE-LCH	lch(68.60, 52.73, 293.37°)
OKLab	oklab(73.72% 0.0233 -0.1361)
OKLCH	oklch(73.72% 0.138 279.7)
XYZ	xyz(43.5797, 38.7867, 99.7787)
Luminance	0.3879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999FFF #FFF999

analogous

#99D2FF #999FFF #C699FF

triadic

#999FFF #FF999F #9FFF99

tetradic

#999FFF #FF99D2 #FFF999 #99FFC6

square

#999FFF #FF99D2 #FFF999 #99FFC6

split-complementary

#999FFF #FFC699 #D2FF99

monochromatic

#1F2CFF #5C65FF #999FFF #D6D9FF #E0E2FF

Accessibility & contrast

On white

2.40

#999FFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.76

#999FFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999FFF

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999FFF	#FFFFFF	#000000	##000000
##999FFF	1.00	2.40	8.76	8.76
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.76	21.00	1.00	1.00
##000000	8.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EABFF

Deuteranopia (green-blind)

#78A4FD

Tritanopia (blue-blind)

#7AB2C3

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #999fff;
/* rgb */ color: rgb(153, 159, 255);
/* oklch */ color: oklch(73.7% 0.138 279.7);

Tailwind

colors: {
  custom: {
    50: '#bbbbff',
    500: '#999fff',
    950: '#000000',
  },
}

SCSS

$custom: #999fff;
$custom-light: #bbbbff;
$custom-dark: #000000;

JSON

{
  "hex": "#999fff",
  "rgb": {
    "r": 153,
    "g": 159,
    "b": 255
  },
  "hsl": {
    "h": 236.471,
    "s": 100,
    "l": 80
  },
  "oklch": {
    "l": 0.73721,
    "c": 0.13808,
    "h": 279.7
  },
  "luminance": 0.38789
}

Semantic roles & 50–950 ramp

primary

#999FFF

secondary

#F7F5D4

accent

#D800E6

background

#FBFBFF

surface

#F7F6FF

border

#D0D0D7

text

#121118

muted

#818086

Preview Lab

Preview with #999FFF

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

Preview Lab → · Contrast checker → · Palette generator →