#91B3F9#91B3F9

#91B3F9 is a light, moderate blue. Relative luminance 0.451; OKLCH L 76.9% C 0.108 H 264.1°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#91B3F9
RGB	rgb(145, 179, 249)
HSL	hsl(220, 90%, 77%)
HSV	hsv(220, 42%, 98%)
CMYK	cmyk(41.8%, 28.1%, 0%, 2.4%)
CIE-LAB	lab(72.96, 5.95, -38.37)
CIE-LCH	lch(72.96, 38.83, 278.82°)
OKLab	oklab(76.87% -0.011 -0.1071)
OKLCH	oklch(76.87% 0.108 264.1)
XYZ	xyz(44.8906, 45.0970, 95.9434)
Luminance	0.4510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B3F9 #F9D791

analogous

#91E7F9 #91B3F9 #A391F9

triadic

#91B3F9 #F991B3 #B3F991

tetradic

#91B3F9 #F991E7 #F9D791 #91F9A3

square

#91B3F9 #F991E7 #F9D791 #91F9A3

split-complementary

#91B3F9 #F9A391 #E7F991

monochromatic

#1D63F3 #578BF6 #91B3F9 #CBDBFC #E2EBFD

Accessibility & contrast

On white

2.10

#91B3F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#91B3F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B3F9

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B3F9	#FFFFFF	#000000	##000000
##91B3F9	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AB8FC

Deuteranopia (green-blind)

#8FAFF7

Tritanopia (blue-blind)

#6DC2CC

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #91b3f9;
/* rgb */ color: rgb(145, 179, 249);
/* oklch */ color: oklch(76.9% 0.108 264.1);

Tailwind

colors: {
  custom: {
    50: '#b5c9fb',
    500: '#91b3f9',
    950: '#000000',
  },
}

SCSS

$custom: #91b3f9;
$custom-light: #b5c9fb;
$custom-dark: #000000;

JSON

{
  "hex": "#91b3f9",
  "rgb": {
    "r": 145,
    "g": 179,
    "b": 249
  },
  "hsl": {
    "h": 220.385,
    "s": 89.655,
    "l": 77.255
  },
  "oklch": {
    "l": 0.76871,
    "c": 0.10771,
    "h": 264.1
  },
  "luminance": 0.45099
}

Semantic roles & 50–950 ramp

primary

#91B3F9

secondary

#F6EBD5

accent

#9A00E6

background

#FBFCFF

surface

#F6F8FF

border

#D0D1D7

text

#111317

muted

#808285

Preview Lab

Preview with #91B3F9

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

Preview Lab → · Contrast checker → · Palette generator →