#91B3FA#91B3FA

#91B3FA is a light, moderate blue. Relative luminance 0.452; OKLCH L 76.9% C 0.109 H 264.3°. Best body text is #000000 at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#91B3FA
RGB	rgb(145, 179, 250)
HSL	hsl(221, 91%, 77%)
HSV	hsv(221, 42%, 98%)
CMYK	cmyk(42%, 28.4%, 0%, 2%)
CIE-LAB	lab(73.00, 6.23, -38.85)
CIE-LCH	lch(73.00, 39.34, 279.11°)
OKLab	oklab(76.92% -0.0108 -0.1085)
OKLCH	oklch(76.92% 0.109 264.3)
XYZ	xyz(45.0470, 45.1596, 96.7670)
Luminance	0.4516 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B3FA #FAD891

analogous

#91E8FA #91B3FA #A391FA

triadic

#91B3FA #FA91B3 #B3FA91

tetradic

#91B3FA #FA91E8 #FAD891 #91FAA3

square

#91B3FA #FA91E8 #FAD891 #91FAA3

split-complementary

#91B3FA #FAA391 #E8FA91

monochromatic

#1C62F5 #568BF7 #91B3FA #CCDBFD #E2EBFE

Accessibility & contrast

On white

2.09

#91B3FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.03

#91B3FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B3FA

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B3FA	#FFFFFF	#000000	##000000
##91B3FA	1.00	2.09	10.03	10.03
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.03	21.00	1.00	1.00
##000000	10.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AB8FD

Deuteranopia (green-blind)

#8FAFF8

Tritanopia (blue-blind)

#6CC2CC

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #91b3fa;
/* rgb */ color: rgb(145, 179, 250);
/* oklch */ color: oklch(76.9% 0.109 264.3);

Tailwind

colors: {
  custom: {
    50: '#b5c9fc',
    500: '#91b3fa',
    950: '#000000',
  },
}

SCSS

$custom: #91b3fa;
$custom-light: #b5c9fc;
$custom-dark: #000000;

JSON

{
  "hex": "#91b3fa",
  "rgb": {
    "r": 145,
    "g": 179,
    "b": 250
  },
  "hsl": {
    "h": 220.571,
    "s": 91.304,
    "l": 77.451
  },
  "oklch": {
    "l": 0.76917,
    "c": 0.10904,
    "h": 264.3
  },
  "luminance": 0.45162
}

Semantic roles & 50–950 ramp

primary

#91B3FA

secondary

#F6EBD5

accent

#9B00E6

background

#FBFCFF

surface

#F6F8FF

border

#D0D1D7

text

#111317

muted

#808285

Preview Lab

Preview with #91B3FA

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

Preview Lab → · Contrast checker → · Palette generator →