#819FF4#819FF4

#819FF4 is a light, vivid blue. Relative luminance 0.360; OKLCH L 71.5% C 0.129 H 268.3°. Best body text is #000000 at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#819FF4
RGB	rgb(129, 159, 244)
HSL	hsl(224, 84%, 73%)
HSV	hsv(224, 47%, 96%)
CMYK	cmyk(47.1%, 34.8%, 0%, 4.3%)
CIE-LAB	lab(66.51, 11.95, -45.80)
CIE-LCH	lch(66.51, 47.33, 284.62°)
OKLab	oklab(71.55% -0.0039 -0.129)
OKLCH	oklch(71.55% 0.129 268.3)
XYZ	xyz(37.7753, 35.9927, 90.5272)
Luminance	0.3599 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#819FF4 #F4D681

analogous

#81D8F4 #819FF4 #9C81F4

triadic

#819FF4 #F4819F #9FF481

tetradic

#819FF4 #F481D8 #F4D681 #81F49C

square

#819FF4 #F481D8 #F4D681 #81F49C

split-complementary

#819FF4 #F49C81 #D8F481

monochromatic

#144BE6 #4974EF #819FF4 #B9CAF9 #E3EAFD

Accessibility & contrast

On white

2.56

#819FF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.20

#819FF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #819FF4

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##819FF4	#FFFFFF	#000000	##000000
##819FF4	1.00	2.56	8.20	8.20
#FFFFFF	2.56	1.00	21.00	21.00
#000000	8.20	21.00	1.00	1.00
##000000	8.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7FA7F7

Deuteranopia (green-blind)

#739DF2

Tritanopia (blue-blind)

#53B1BE

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #819ff4;
/* rgb */ color: rgb(129, 159, 244);
/* oklch */ color: oklch(71.5% 0.129 268.3);

Tailwind

colors: {
  custom: {
    50: '#abbbf8',
    500: '#819ff4',
    950: '#000000',
  },
}

SCSS

$custom: #819ff4;
$custom-light: #abbbf8;
$custom-dark: #000000;

JSON

{
  "hex": "#819ff4",
  "rgb": {
    "r": 129,
    "g": 159,
    "b": 244
  },
  "hsl": {
    "h": 224.348,
    "s": 83.942,
    "l": 73.137
  },
  "oklch": {
    "l": 0.71547,
    "c": 0.12902,
    "h": 268.3
  },
  "luminance": 0.35995
}

Semantic roles & 50–950 ramp

primary

#819FF4

secondary

#F4EDD7

accent

#A705E0

background

#FAFBFF

surface

#F5F6FF

border

#CFD0D7

text

#101117

muted

#7F8085

Preview Lab

Preview with #819FF4

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

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