#91B8F9#91B8F9

#91B8F9 is a light, moderate blue. Relative luminance 0.471; OKLCH L 77.9% C 0.103 H 260.4°. Best body text is #000000 at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#91B8F9
RGB	rgb(145, 184, 249)
HSL	hsl(218, 90%, 77%)
HSV	hsv(218, 42%, 98%)
CMYK	cmyk(41.8%, 26.1%, 0%, 2.4%)
CIE-LAB	lab(74.28, 3.18, -36.32)
CIE-LCH	lch(74.28, 36.46, 275.01°)
OKLab	oklab(77.9% -0.0171 -0.1012)
OKLCH	oklch(77.9% 0.103 260.4)
XYZ	xyz(45.9110, 47.1377, 96.2835)
Luminance	0.4714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91B8F9 #F9D291

analogous

#91ECF9 #91B8F9 #9E91F9

triadic

#91B8F9 #F991B8 #B8F991

tetradic

#91B8F9 #F991EC #F9D291 #91F99E

square

#91B8F9 #F991EC #F9D291 #91F99E

split-complementary

#91B8F9 #F99E91 #ECF991

monochromatic

#1D6DF3 #5793F6 #91B8F9 #CBDDFC #E2ECFD

Accessibility & contrast

On white

2.01

#91B8F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.43

#91B8F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91B8F9

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91B8F9	#FFFFFF	#000000	##000000
##91B8F9	1.00	2.01	10.43	10.43
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.43	21.00	1.00	1.00
##000000	10.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BCFC

Deuteranopia (green-blind)

#95B2F8

Tritanopia (blue-blind)

#6CC6CF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #91b8f9;
/* rgb */ color: rgb(145, 184, 249);
/* oklch */ color: oklch(77.9% 0.103 260.4);

Tailwind

colors: {
  custom: {
    50: '#b5cdfb',
    500: '#91b8f9',
    950: '#000000',
  },
}

SCSS

$custom: #91b8f9;
$custom-light: #b5cdfb;
$custom-dark: #000000;

JSON

{
  "hex": "#91b8f9",
  "rgb": {
    "r": 145,
    "g": 184,
    "b": 249
  },
  "hsl": {
    "h": 217.5,
    "s": 89.655,
    "l": 77.255
  },
  "oklch": {
    "l": 0.77903,
    "c": 0.10267,
    "h": 260.4
  },
  "luminance": 0.4714
}

Semantic roles & 50–950 ramp

primary

#91B8F9

secondary

#F6EAD5

accent

#8F00E6

background

#FBFCFF

surface

#F6F8FF

border

#D0D1D7

text

#111317

muted

#808285

Preview Lab

Preview with #91B8F9

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

Preview Lab → · Contrast checker → · Palette generator →