#999CF3#999CF3

#999CF3 is a light, vivid blue. Relative luminance 0.370; OKLCH L 72.5% C 0.125 H 281.3°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#999CF3
RGB	rgb(153, 156, 243)
HSL	hsl(238, 79%, 78%)
HSV	hsv(238, 37%, 95%)
CMYK	cmyk(37%, 35.8%, 0%, 4.7%)
CIE-LAB	lab(67.29, 19.39, -43.92)
CIE-LCH	lch(67.29, 48.01, 293.82°)
OKLab	oklab(72.54% 0.0245 -0.1231)
OKLCH	oklch(72.54% 0.125 281.3)
XYZ	xyz(41.1984, 37.0188, 89.7513)
Luminance	0.3702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999CF3 #F3F099

analogous

#99C9F3 #999CF3 #C399F3

triadic

#999CF3 #F3999C #9CF399

tetradic

#999CF3 #F399C9 #F3F099 #99F3C3

square

#999CF3 #F399C9 #F3F099 #99F3C3

split-complementary

#999CF3 #F3C399 #C9F399

monochromatic

#2B32E6 #6267ED #999CF3 #D0D1F9 #E4E4FC

Accessibility & contrast

On white

2.50

#999CF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#999CF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999CF3

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999CF3	#FFFFFF	#000000	##000000
##999CF3	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80A7F6

Deuteranopia (green-blind)

#7BA1F1

Tritanopia (blue-blind)

#80ADBC

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #999cf3;
/* rgb */ color: rgb(153, 156, 243);
/* oklch */ color: oklch(72.5% 0.125 281.3);

Tailwind

colors: {
  custom: {
    50: '#bab9f7',
    500: '#999cf3',
    950: '#000000',
  },
}

SCSS

$custom: #999cf3;
$custom-light: #bab9f7;
$custom-dark: #000000;

JSON

{
  "hex": "#999cf3",
  "rgb": {
    "r": 153,
    "g": 156,
    "b": 243
  },
  "hsl": {
    "h": 238,
    "s": 78.947,
    "l": 77.647
  },
  "oklch": {
    "l": 0.72538,
    "c": 0.12549,
    "h": 281.3
  },
  "luminance": 0.3702
}

Semantic roles & 50–950 ramp

primary

#999CF3

secondary

#F4F3D7

accent

#D40ADB

background

#FBFBFF

surface

#F6F6FF

border

#D0D0D7

text

#121117

muted

#818085

Preview Lab

Preview with #999CF3

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

Preview Lab → · Contrast checker → · Palette generator →