#81A8DF#81A8DF

#81A8DF is a light, moderate blue. Relative luminance 0.380; OKLCH L 72.4% C 0.091 H 257.0°. Best body text is #000000 at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#81A8DF
RGB	rgb(129, 168, 223)
HSL	hsl(215, 59%, 69%)
HSV	hsv(215, 42%, 87%)
CMYK	cmyk(42.2%, 24.7%, 0%, 12.5%)
CIE-LAB	lab(68.02, 0.85, -31.94)
CIE-LCH	lch(68.02, 31.95, 271.52°)
OKLab	oklab(72.42% -0.0205 -0.0889)
OKLCH	oklch(72.42% 0.091 257)
XYZ	xyz(36.3709, 37.9980, 75.2156)
Luminance	0.3800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81A8DF #DFB881

analogous

#81D7DF #81A8DF #8981DF

triadic

#81A8DF #DF81A8 #A8DF81

tetradic

#81A8DF #DF81D7 #DFB881 #81DF89

square

#81A8DF #DF81D7 #DFB881 #81DF89

split-complementary

#81A8DF #DF8981 #D7DF81

monochromatic

#2F67B7 #5086D3 #81A8DF #B2CAEB #E3EBF8

Accessibility & contrast

On white

2.44

#81A8DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.60

#81A8DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81A8DF

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81A8DF	#FFFFFF	#000000	##000000
##81A8DF	1.00	2.44	8.60	8.60
#FFFFFF	2.44	1.00	21.00	21.00
#000000	8.60	21.00	1.00	1.00
##000000	8.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#94ABE1

Deuteranopia (green-blind)

#89A2DE

Tritanopia (blue-blind)

#5FB4BB

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #81a8df;
/* rgb */ color: rgb(129, 168, 223);
/* oklch */ color: oklch(72.4% 0.091 257.0);

Tailwind

colors: {
  custom: {
    50: '#a9c1e9',
    500: '#81a8df',
    950: '#000000',
  },
}

SCSS

$custom: #81a8df;
$custom-light: #a9c1e9;
$custom-dark: #000000;

JSON

{
  "hex": "#81a8df",
  "rgb": {
    "r": 129,
    "g": 168,
    "b": 223
  },
  "hsl": {
    "h": 215.106,
    "s": 59.494,
    "l": 69.02
  },
  "oklch": {
    "l": 0.72421,
    "c": 0.09124,
    "h": 257
  },
  "luminance": 0.38
}

Semantic roles & 50–950 ramp

primary

#81A8DF

secondary

#ECE0D0

accent

#811EC7

background

#FAFBFE

surface

#F4F7FC

border

#CED0D5

text

#101216

muted

#7F8184

Preview Lab

Preview with #81A8DF

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

Preview Lab → · Contrast checker → · Palette generator →