#818FFB#818FFB

#818FFB is a light, vivid blue. Relative luminance 0.313; OKLCH L 68.8% C 0.159 H 275.8°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#818FFB
RGB	rgb(129, 143, 251)
HSL	hsl(233, 94%, 75%)
HSV	hsv(233, 49%, 98%)
CMYK	cmyk(48.6%, 43%, 0%, 1.6%)
CIE-LAB	lab(62.74, 23.32, -55.60)
CIE-LCH	lch(62.74, 60.29, 292.75°)
OKLab	oklab(68.76% 0.0161 -0.1577)
OKLCH	oklch(68.76% 0.159 275.8)
XYZ	xyz(36.2829, 31.2750, 95.3729)
Luminance	0.3128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818FFB #FBED81

analogous

#81CCFB #818FFB #B081FB

triadic

#818FFB #FB818F #8FFB81

tetradic

#818FFB #FB81CC #FBED81 #81FBB0

square

#818FFB #FB81CC #FBED81 #81FBB0

split-complementary

#818FFB #FBB081 #CCFB81

monochromatic

#0A26F7 #465AF9 #818FFB #BCC4FD #E1E5FE

Accessibility & contrast

On white

2.89

#818FFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#818FFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #818FFB

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818FFB	#FFFFFF	#000000	##000000
##818FFB	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#639DFF

Deuteranopia (green-blind)

#5893F9

Tritanopia (blue-blind)

#51A6B9

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #818ffb;
/* rgb */ color: rgb(129, 143, 251);
/* oklch */ color: oklch(68.8% 0.159 275.8);

Tailwind

colors: {
  custom: {
    50: '#acaffd',
    500: '#818ffb',
    950: '#000000',
  },
}

SCSS

$custom: #818ffb;
$custom-light: #acaffd;
$custom-dark: #000000;

JSON

{
  "hex": "#818ffb",
  "rgb": {
    "r": 129,
    "g": 143,
    "b": 251
  },
  "hsl": {
    "h": 233.115,
    "s": 93.846,
    "l": 74.51
  },
  "oklch": {
    "l": 0.68759,
    "c": 0.15851,
    "h": 275.8
  },
  "luminance": 0.31277
}

Semantic roles & 50–950 ramp

primary

#818FFB

secondary

#F6F2D5

accent

#CB00E6

background

#FBFAFF

surface

#F6F4FF

border

#D0CED7

text

#111018

muted

#807F86

Preview Lab

Preview with #818FFB

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

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