#81AAEF#81AAEF

#81AAEF is a light, moderate blue. Relative luminance 0.396; OKLCH L 73.6% C 0.110 H 260.5°. Best body text is #000000 at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#81AAEF
RGB	rgb(129, 170, 239)
HSL	hsl(218, 77%, 72%)
HSV	hsv(218, 46%, 94%)
CMYK	cmyk(46%, 28.9%, 0%, 6.3%)
CIE-LAB	lab(69.22, 4.24, -38.83)
CIE-LCH	lch(69.22, 39.07, 276.23°)
OKLab	oklab(73.57% -0.0182 -0.1087)
OKLCH	oklch(73.57% 0.11 260.5)
XYZ	xyz(39.0029, 39.6461, 87.2419)
Luminance	0.3965 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81AAEF #EFC681

analogous

#81E1EF #81AAEF #8F81EF

triadic

#81AAEF #EF81AA #AAEF81

tetradic

#81AAEF #EF81E1 #EFC681 #81EF8F

square

#81AAEF #EF81E1 #EFC681 #81EF8F

split-complementary

#81AAEF #EF8F81 #E1EF81

monochromatic

#1C63DA #4B85E8 #81AAEF #B7CFF6 #E4EDFC

Accessibility & contrast

On white

2.35

#81AAEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.93

#81AAEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81AAEF

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81AAEF	#FFFFFF	#000000	##000000
##81AAEF	1.00	2.35	8.93	8.93
#FFFFFF	2.35	1.00	21.00	21.00
#000000	8.93	21.00	1.00	1.00
##000000	8.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90AFF2

Deuteranopia (green-blind)

#84A4EE

Tritanopia (blue-blind)

#55B9C2

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #81aaef;
/* rgb */ color: rgb(129, 170, 239);
/* oklch */ color: oklch(73.6% 0.110 260.5);

Tailwind

colors: {
  custom: {
    50: '#aac3f4',
    500: '#81aaef',
    950: '#000000',
  },
}

SCSS

$custom: #81aaef;
$custom-light: #aac3f4;
$custom-dark: #000000;

JSON

{
  "hex": "#81aaef",
  "rgb": {
    "r": 129,
    "g": 170,
    "b": 239
  },
  "hsl": {
    "h": 217.636,
    "s": 77.465,
    "l": 72.157
  },
  "oklch": {
    "l": 0.73574,
    "c": 0.11025,
    "h": 260.5
  },
  "luminance": 0.39649
}

Semantic roles & 50–950 ramp

primary

#81AAEF

secondary

#F3E9D8

accent

#8D0CDA

background

#FAFBFE

surface

#F4F7FD

border

#CED0D5

text

#101217

muted

#7F8185

Preview Lab

Preview with #81AAEF

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

Preview Lab → · Contrast checker → · Palette generator →