#91BBF9#91BBF9

#91BBF9 is a light, moderate blue. Relative luminance 0.484; OKLCH L 78.5% C 0.100 H 258.0°. Best body text is #000000 at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#91BBF9
RGB	rgb(145, 187, 249)
HSL	hsl(216, 90%, 77%)
HSV	hsv(216, 42%, 98%)
CMYK	cmyk(41.8%, 24.9%, 0%, 2.4%)
CIE-LAB	lab(75.07, 1.53, -35.08)
CIE-LCH	lch(75.07, 35.11, 272.50°)
OKLab	oklab(78.53% -0.0208 -0.0977)
OKLCH	oklch(78.53% 0.1 258)
XYZ	xyz(46.5407, 48.3973, 96.4934)
Luminance	0.4840 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91BBF9 #F9CF91

analogous

#91EFF9 #91BBF9 #9B91F9

triadic

#91BBF9 #F991BB #BBF991

tetradic

#91BBF9 #F991EF #F9CF91 #91F99B

square

#91BBF9 #F991EF #F9CF91 #91F99B

split-complementary

#91BBF9 #F99B91 #EFF991

monochromatic

#1D73F3 #5797F6 #91BBF9 #CBDFFC #E2EDFD

Accessibility & contrast

On white

1.97

#91BBF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.68

#91BBF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91BBF9

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91BBF9	#FFFFFF	#000000	##000000
##91BBF9	1.00	1.97	10.68	10.68
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.68	21.00	1.00	1.00
##000000	10.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4BEFC

Deuteranopia (green-blind)

#98B4F8

Tritanopia (blue-blind)

#6BC8D0

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #91bbf9;
/* rgb */ color: rgb(145, 187, 249);
/* oklch */ color: oklch(78.5% 0.100 258.0);

Tailwind

colors: {
  custom: {
    50: '#b5cffb',
    500: '#91bbf9',
    950: '#000000',
  },
}

SCSS

$custom: #91bbf9;
$custom-light: #b5cffb;
$custom-dark: #000000;

JSON

{
  "hex": "#91bbf9",
  "rgb": {
    "r": 145,
    "g": 187,
    "b": 249
  },
  "hsl": {
    "h": 215.769,
    "s": 89.655,
    "l": 77.255
  },
  "oklch": {
    "l": 0.78527,
    "c": 0.09988,
    "h": 258
  },
  "luminance": 0.484
}

Semantic roles & 50–950 ramp

primary

#91BBF9

secondary

#F6E9D5

accent

#8900E6

background

#FBFCFF

surface

#F6F9FF

border

#D0D2D7

text

#111317

muted

#808285

Preview Lab

Preview with #91BBF9

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

Preview Lab → · Contrast checker → · Palette generator →