#91B5FA#91B5FA

#91B5FA is a light, moderate blue. Relative luminance 0.460; OKLCH L 77.3% C 0.107 H 262.9°. Best body text is #000000 at 10.19:1 contrast (WCAG AA passes).

Color values

HEX	#91B5FA
RGB	rgb(145, 181, 250)
HSL	hsl(219, 91%, 77%)
HSV	hsv(219, 42%, 98%)
CMYK	cmyk(42%, 27.6%, 0%, 2%)
CIE-LAB	lab(73.52, 5.11, -38.03)
CIE-LCH	lch(73.52, 38.37, 277.66°)
OKLab	oklab(77.33% -0.0132 -0.1061)
OKLCH	oklch(77.33% 0.107 262.9)
XYZ	xyz(45.4508, 45.9671, 96.9016)
Luminance	0.4597 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B5FA #FAD691

analogous

#91E9FA #91B5FA #A291FA

triadic

#91B5FA #FA91B5 #B5FA91

tetradic

#91B5FA #FA91E9 #FAD691 #91FAA2

square

#91B5FA #FA91E9 #FAD691 #91FAA2

split-complementary

#91B5FA #FAA291 #E9FA91

monochromatic

#1C66F5 #568EF7 #91B5FA #CCDCFD #E2EBFE

Accessibility & contrast

On white

2.06

#91B5FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.19

#91B5FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B5FA

10.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B5FA	#FFFFFF	#000000	##000000
##91B5FA	1.00	2.06	10.19	10.19
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.19	21.00	1.00	1.00
##000000	10.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9CBAFD

Deuteranopia (green-blind)

#91B0F8

Tritanopia (blue-blind)

#6CC4CD

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #91b5fa;
/* rgb */ color: rgb(145, 181, 250);
/* oklch */ color: oklch(77.3% 0.107 262.9);

Tailwind

colors: {
  custom: {
    50: '#b5cbfc',
    500: '#91b5fa',
    950: '#000000',
  },
}

SCSS

$custom: #91b5fa;
$custom-light: #b5cbfc;
$custom-dark: #000000;

JSON

{
  "hex": "#91b5fa",
  "rgb": {
    "r": 145,
    "g": 181,
    "b": 250
  },
  "hsl": {
    "h": 219.429,
    "s": 91.304,
    "l": 77.451
  },
  "oklch": {
    "l": 0.77328,
    "c": 0.10697,
    "h": 262.9
  },
  "luminance": 0.4597
}

Semantic roles & 50–950 ramp

primary

#91B5FA

secondary

#F6EBD5

accent

#9700E6

background

#FBFCFF

surface

#F6F8FF

border

#D0D1D7

text

#111317

muted

#808285

Preview Lab

Preview with #91B5FA

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

Preview Lab → · Contrast checker → · Palette generator →