#91C8FF#91C8FF

#91C8FF is a light, moderate cyan. Relative luminance 0.545; OKLCH L 81.5% C 0.097 H 249.1°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#91C8FF
RGB	rgb(145, 200, 255)
HSL	hsl(210, 100%, 78%)
HSV	hsv(210, 43%, 100%)
CMYK	cmyk(43.1%, 21.6%, 0%, 0%)
CIE-LAB	lab(78.78, -3.89, -32.58)
CIE-LCH	lch(78.78, 32.81, 263.18°)
OKLab	oklab(81.51% -0.0346 -0.0905)
OKLCH	oklch(81.51% 0.097 249.1)
XYZ	xyz(50.3753, 54.5451, 102.4621)
Luminance	0.5455 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91C8FF #FFC891

analogous

#91FFFF #91C8FF #9191FF

triadic

#91C8FF #FF91C8 #C8FF91

tetradic

#91C8FF #FF91FF #FFC891 #91FF91

square

#91C8FF #FF91FF #FFC891 #91FF91

split-complementary

#91C8FF #FF9191 #FFFF91

monochromatic

#178BFF #54A9FF #91C8FF #CEE7FF #E0F0FF

Accessibility & contrast

On white

1.76

#91C8FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#91C8FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91C8FF

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91C8FF	#FFFFFF	#000000	##000000
##91C8FF	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C9FF

Deuteranopia (green-blind)

#A4BEFE

Tritanopia (blue-blind)

#66D5DA

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #91c8ff;
/* rgb */ color: rgb(145, 200, 255);
/* oklch */ color: oklch(81.5% 0.097 249.1);

Tailwind

colors: {
  custom: {
    50: '#b5d8ff',
    500: '#91c8ff',
    950: '#000000',
  },
}

SCSS

$custom: #91c8ff;
$custom-light: #b5d8ff;
$custom-dark: #000000;

JSON

{
  "hex": "#91c8ff",
  "rgb": {
    "r": 145,
    "g": 200,
    "b": 255
  },
  "hsl": {
    "h": 210,
    "s": 100,
    "l": 78.431
  },
  "oklch": {
    "l": 0.8151,
    "c": 0.09691,
    "h": 249.1
  },
  "luminance": 0.54548
}

Semantic roles & 50–950 ramp

primary

#91C8FF

secondary

#E19A53

accent

#7300E6

background

#FDFEFF

surface

#F8FBFF

border

#D1D4D7

text

#111418

muted

#818386

Preview Lab

Preview with #91C8FF

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

Preview Lab → · Contrast checker → · Palette generator →