#81AEF9#81AEF9

#81AEF9 is a light, moderate blue. Relative luminance 0.418; OKLCH L 74.9% C 0.119 H 260.3°. Best body text is #000000 at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#81AEF9
RGB	rgb(129, 174, 249)
HSL	hsl(218, 91%, 74%)
HSV	hsv(218, 48%, 98%)
CMYK	cmyk(48.2%, 30.1%, 0%, 2.4%)
CIE-LAB	lab(70.72, 4.88, -41.93)
CIE-LCH	lch(70.72, 42.21, 276.64°)
OKLab	oklab(74.89% -0.0202 -0.1177)
OKLCH	oklch(74.89% 0.119 260.3)
XYZ	xyz(41.2825, 41.7760, 95.4924)
Luminance	0.4178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AEF9 #F9CC81

analogous

#81EAF9 #81AEF9 #9081F9

triadic

#81AEF9 #F981AE #AEF981

tetradic

#81AEF9 #F981EA #F9CC81 #81F990

square

#81AEF9 #F981EA #F9CC81 #81F990

split-complementary

#81AEF9 #F99081 #EAF981

monochromatic

#0C63F3 #4788F6 #81AEF9 #BBD4FC #E2ECFE

Accessibility & contrast

On white

2.24

#81AEF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.36

#81AEF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AEF9

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AEF9	#FFFFFF	#000000	##000000
##81AEF9	1.00	2.24	9.36	9.36
#FFFFFF	2.24	1.00	21.00	21.00
#000000	9.36	21.00	1.00	1.00
##000000	9.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91B3FC

Deuteranopia (green-blind)

#84A8F7

Tritanopia (blue-blind)

#4DBEC9

Achromatopsia (no color)

#ADADAD

Design tokens & code

CSS

--color: #81aef9;
/* rgb */ color: rgb(129, 174, 249);
/* oklch */ color: oklch(74.9% 0.119 260.3);

Tailwind

colors: {
  custom: {
    50: '#abc5fb',
    500: '#81aef9',
    950: '#000000',
  },
}

SCSS

$custom: #81aef9;
$custom-light: #abc5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#81aef9",
  "rgb": {
    "r": 129,
    "g": 174,
    "b": 249
  },
  "hsl": {
    "h": 217.5,
    "s": 90.909,
    "l": 74.118
  },
  "oklch": {
    "l": 0.74885,
    "c": 0.11939,
    "h": 260.3
  },
  "luminance": 0.41779
}

Semantic roles & 50–950 ramp

primary

#81AEF9

secondary

#F6EAD5

accent

#8F00E6

background

#FAFCFF

surface

#F5F8FF

border

#CFD1D7

text

#111217

muted

#808185

Preview Lab

Preview with #81AEF9

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

Preview Lab → · Contrast checker → · Palette generator →