#999BF3#999BF3

#999BF3 is a light, vivid blue. Relative luminance 0.367; OKLCH L 72.3% C 0.127 H 281.7°. Best body text is #000000 at 8.34:1 contrast (WCAG AA passes).

Color values

HEX	#999BF3
RGB	rgb(153, 155, 243)
HSL	hsl(239, 79%, 78%)
HSV	hsv(239, 37%, 95%)
CMYK	cmyk(37%, 36.2%, 0%, 4.7%)
CIE-LAB	lab(67.04, 19.96, -44.31)
CIE-LCH	lch(67.04, 48.60, 294.25°)
OKLab	oklab(72.35% 0.0258 -0.1242)
OKLCH	oklch(72.35% 0.127 281.7)
XYZ	xyz(41.0313, 36.6846, 89.6956)
Luminance	0.3669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999BF3 #F3F199

analogous

#99C8F3 #999BF3 #C499F3

triadic

#999BF3 #F3999B #9BF399

tetradic

#999BF3 #F399C8 #F3F199 #99F3C4

square

#999BF3 #F399C8 #F3F199 #99F3C4

split-complementary

#999BF3 #F3C499 #C8F399

monochromatic

#2B30E6 #6265ED #999BF3 #D0D1F9 #E4E4FC

Accessibility & contrast

On white

2.52

#999BF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.34

#999BF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999BF3

8.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999BF3	#FFFFFF	#000000	##000000
##999BF3	1.00	2.52	8.34	8.34
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.34	21.00	1.00	1.00
##000000	8.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7EA6F7

Deuteranopia (green-blind)

#7AA0F1

Tritanopia (blue-blind)

#80ACBC

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #999bf3;
/* rgb */ color: rgb(153, 155, 243);
/* oklch */ color: oklch(72.3% 0.127 281.7);

Tailwind

colors: {
  custom: {
    50: '#bab8f7',
    500: '#999bf3',
    950: '#000000',
  },
}

SCSS

$custom: #999bf3;
$custom-light: #bab8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#999bf3",
  "rgb": {
    "r": 153,
    "g": 155,
    "b": 243
  },
  "hsl": {
    "h": 238.667,
    "s": 78.947,
    "l": 77.647
  },
  "oklch": {
    "l": 0.72345,
    "c": 0.12687,
    "h": 281.7
  },
  "luminance": 0.36686
}

Semantic roles & 50–950 ramp

primary

#999BF3

secondary

#F4F3D7

accent

#D70ADB

background

#FBFBFF

surface

#F6F6FF

border

#D0D0D7

text

#121117

muted

#818085

Preview Lab

Preview with #999BF3

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

Preview Lab → · Contrast checker → · Palette generator →