#818FF4#818FF4

#818FF4 is a light, vivid blue. Relative luminance 0.308; OKLCH L 68.4% C 0.149 H 275.8°. Best body text is #000000 at 7.17:1 contrast (WCAG AA passes).

Color values

HEX	#818FF4
RGB	rgb(129, 143, 244)
HSL	hsl(233, 84%, 73%)
HSV	hsv(233, 47%, 96%)
CMYK	cmyk(47.1%, 41.4%, 0%, 4.3%)
CIE-LAB	lab(62.37, 21.25, -52.34)
CIE-LCH	lch(62.37, 56.49, 292.09°)
OKLab	oklab(68.36% 0.015 -0.1481)
OKLCH	oklch(68.36% 0.149 275.8)
XYZ	xyz(35.1998, 30.8417, 89.6687)
Luminance	0.3084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818FF4 #F4E681

analogous

#81C8F4 #818FF4 #AC81F4

triadic

#818FF4 #F4818F #8FF481

tetradic

#818FF4 #F481C8 #F4E681 #81F4AC

square

#818FF4 #F481C8 #F4E681 #81F4AC

split-complementary

#818FF4 #F4AC81 #C8F481

monochromatic

#142EE6 #495DEF #818FF4 #B9C1F9 #E3E6FD

Accessibility & contrast

On white

2.93

#818FF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.17

#818FF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #818FF4

7.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818FF4	#FFFFFF	#000000	##000000
##818FF4	1.00	2.93	7.17	7.17
#FFFFFF	2.93	1.00	21.00	21.00
#000000	7.17	21.00	1.00	1.00
##000000	7.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#689CF8

Deuteranopia (green-blind)

#5E92F2

Tritanopia (blue-blind)

#56A4B6

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #818ff4;
/* rgb */ color: rgb(129, 143, 244);
/* oklch */ color: oklch(68.4% 0.149 275.8);

Tailwind

colors: {
  custom: {
    50: '#abaff8',
    500: '#818ff4',
    950: '#000000',
  },
}

SCSS

$custom: #818ff4;
$custom-light: #abaff8;
$custom-dark: #000000;

JSON

{
  "hex": "#818ff4",
  "rgb": {
    "r": 129,
    "g": 143,
    "b": 244
  },
  "hsl": {
    "h": 232.696,
    "s": 83.942,
    "l": 73.137
  },
  "oklch": {
    "l": 0.68362,
    "c": 0.14889,
    "h": 275.8
  },
  "luminance": 0.30844
}

Semantic roles & 50–950 ramp

primary

#818FF4

secondary

#F4F1D7

accent

#C605E0

background

#FAFAFF

surface

#F5F4FF

border

#CFCED7

text

#111017

muted

#807F85

Preview Lab

Preview with #818FF4

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

Preview Lab → · Contrast checker → · Palette generator →