#91C5EF#91C5EF

#91C5EF is a light, moderate cyan. Relative luminance 0.522; OKLCH L 80.2% C 0.081 H 243.4°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#91C5EF
RGB	rgb(145, 197, 239)
HSL	hsl(207, 75%, 75%)
HSV	hsv(207, 39%, 94%)
CMYK	cmyk(39.3%, 17.6%, 0%, 6.3%)
CIE-LAB	lab(77.39, -6.54, -26.14)
CIE-LCH	lch(77.39, 26.95, 255.95°)
OKLab	oklab(80.22% -0.0362 -0.0723)
OKLCH	oklch(80.22% 0.081 243.4)
XYZ	xyz(47.2182, 52.1815, 89.2286)
Luminance	0.5218 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91C5EF #EFBB91

analogous

#91EFEA #91C5EF #9196EF

triadic

#91C5EF #EF91C5 #C5EF91

tetradic

#91C5EF #EA91EF #EFBB91 #96EF91

square

#91C5EF #EA91EF #EFBB91 #96EF91

split-complementary

#91C5EF #EF9196 #EFEA91

monochromatic

#268DDF #5CA9E7 #91C5EF #C6E1F7 #E4F1FB

Accessibility & contrast

On white

1.84

#91C5EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#91C5EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91C5EF

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91C5EF	#FFFFFF	#000000	##000000
##91C5EF	1.00	1.84	11.44	11.44
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B4C5F1

Deuteranopia (green-blind)

#A7BBEE

Tritanopia (blue-blind)

#6FCFD3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #91c5ef;
/* rgb */ color: rgb(145, 197, 239);
/* oklch */ color: oklch(80.2% 0.081 243.4);

Tailwind

colors: {
  custom: {
    50: '#b4d6f4',
    500: '#91c5ef',
    950: '#000000',
  },
}

SCSS

$custom: #91c5ef;
$custom-light: #b4d6f4;
$custom-dark: #000000;

JSON

{
  "hex": "#91c5ef",
  "rgb": {
    "r": 145,
    "g": 197,
    "b": 239
  },
  "hsl": {
    "h": 206.809,
    "s": 74.603,
    "l": 75.294
  },
  "oklch": {
    "l": 0.80223,
    "c": 0.08084,
    "h": 243.4
  },
  "luminance": 0.52184
}

Semantic roles & 50–950 ramp

primary

#91C5EF

secondary

#CB8C59

accent

#680FD7

background

#FDFEFF

surface

#F8FBFE

border

#D1D4D6

text

#111417

muted

#818385

Preview Lab

Preview with #91C5EF

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

Preview Lab → · Contrast checker → · Palette generator →