#8183CA#8183CA

#8183CA is a light, moderate blue. Relative luminance 0.252; OKLCH L 63.8% C 0.106 H 281.7°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#8183CA
RGB	rgb(129, 131, 202)
HSL	hsl(238, 41%, 65%)
HSV	hsv(238, 36%, 79%)
CMYK	cmyk(36.1%, 35.1%, 0%, 20.8%)
CIE-LAB	lab(57.23, 16.34, -37.02)
CIE-LCH	lch(57.23, 40.47, 293.82°)
OKLab	oklab(63.75% 0.0215 -0.1036)
OKLCH	oklch(63.75% 0.106 281.7)
XYZ	xyz(27.8272, 25.1630, 59.2564)
Luminance	0.2516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8183CA #CAC881

analogous

#81A8CA #8183CA #A381CA

triadic

#8183CA #CA8183 #83CA81

tetradic

#8183CA #CA81A8 #CAC881 #81CAA3

square

#8183CA #CA81A8 #CAC881 #81CAA3

split-complementary

#8183CA #CAA381 #A8CA81

monochromatic

#3E4093 #5659B8 #8183CA #ACADDC #D7D8EE

Accessibility & contrast

On white

3.48

#8183CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#8183CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #8183CA

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8183CA	#FFFFFF	#000000	##000000
##8183CA	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8CCD

Deuteranopia (green-blind)

#6987C8

Tritanopia (blue-blind)

#6D919D

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #8183ca;
/* rgb */ color: rgb(129, 131, 202);
/* oklch */ color: oklch(63.8% 0.106 281.7);

Tailwind

colors: {
  custom: {
    50: '#a8a7da',
    500: '#8183ca',
    950: '#000000',
  },
}

SCSS

$custom: #8183ca;
$custom-light: #a8a7da;
$custom-dark: #000000;

JSON

{
  "hex": "#8183ca",
  "rgb": {
    "r": 129,
    "g": 131,
    "b": 202
  },
  "hsl": {
    "h": 238.356,
    "s": 40.782,
    "l": 64.902
  },
  "oklch": {
    "l": 0.63752,
    "c": 0.10578,
    "h": 281.7
  },
  "luminance": 0.25164
}

Semantic roles & 50–950 ramp

primary

#8183CA

secondary

#E0DFC7

accent

#B032B4

background

#FAFAFD

surface

#F4F4FB

border

#CECED4

text

#100F15

muted

#7F7F83

Preview Lab

Preview with #8183CA

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

Preview Lab → · Contrast checker → · Palette generator →