#91C9FF#91C9FF

#91C9FF is a light, moderate cyan. Relative luminance 0.550; OKLCH L 81.7% C 0.096 H 248.2°. Best body text is #000000 at 12.00:1 contrast (WCAG AA passes).

Color values

HEX	#91C9FF
RGB	rgb(145, 201, 255)
HSL	hsl(209, 100%, 78%)
HSV	hsv(209, 43%, 100%)
CMYK	cmyk(43.1%, 21.2%, 0%, 0%)
CIE-LAB	lab(79.05, -4.43, -32.16)
CIE-LCH	lch(79.05, 32.47, 262.16°)
OKLab	oklab(81.72% -0.0358 -0.0893)
OKLCH	oklch(81.72% 0.096 248.2)
XYZ	xyz(50.6076, 55.0098, 102.5396)
Luminance	0.5501 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91C9FF #FFC791

analogous

#91FFFE #91C9FF #9192FF

triadic

#91C9FF #FF91C9 #C9FF91

tetradic

#91C9FF #FE91FF #FFC791 #92FF91

square

#91C9FF #FE91FF #FFC791 #92FF91

split-complementary

#91C9FF #FF9192 #FFFE91

monochromatic

#178DFF #54ABFF #91C9FF #CEE7FF #E0F0FF

Accessibility & contrast

On white

1.75

#91C9FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.00

#91C9FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91C9FF

12.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91C9FF	#FFFFFF	#000000	##000000
##91C9FF	1.00	1.75	12.00	12.00
#FFFFFF	1.75	1.00	21.00	21.00
#000000	12.00	21.00	1.00	1.00
##000000	12.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3CAFF

Deuteranopia (green-blind)

#A5BFFE

Tritanopia (blue-blind)

#66D6DB

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #91c9ff;
/* rgb */ color: rgb(145, 201, 255);
/* oklch */ color: oklch(81.7% 0.096 248.2);

Tailwind

colors: {
  custom: {
    50: '#b5d9ff',
    500: '#91c9ff',
    950: '#000000',
  },
}

SCSS

$custom: #91c9ff;
$custom-light: #b5d9ff;
$custom-dark: #000000;

JSON

{
  "hex": "#91c9ff",
  "rgb": {
    "r": 145,
    "g": 201,
    "b": 255
  },
  "hsl": {
    "h": 209.455,
    "s": 100,
    "l": 78.431
  },
  "oklch": {
    "l": 0.81721,
    "c": 0.09625,
    "h": 248.2
  },
  "luminance": 0.55013
}

Semantic roles & 50–950 ramp

primary

#91C9FF

secondary

#E19953

accent

#7100E6

background

#FDFEFF

surface

#F8FBFF

border

#D1D4D7

text

#111418

muted

#818386

Preview Lab

Preview with #91C9FF

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

Preview Lab → · Contrast checker → · Palette generator →