#91C3EF#91C3EF

#91C3EF is a light, moderate cyan. Relative luminance 0.513; OKLCH L 79.8% C 0.082 H 245.6°. Best body text is #000000 at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#91C3EF
RGB	rgb(145, 195, 239)
HSL	hsl(208, 75%, 75%)
HSV	hsv(208, 39%, 94%)
CMYK	cmyk(39.3%, 18.4%, 0%, 6.3%)
CIE-LAB	lab(76.85, -5.47, -26.97)
CIE-LCH	lch(76.85, 27.52, 258.53°)
OKLab	oklab(79.8% -0.0338 -0.0746)
OKLCH	oklch(79.8% 0.082 245.6)
XYZ	xyz(46.7670, 51.2792, 89.0782)
Luminance	0.5128 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91C3EF #EFBD91

analogous

#91EFEC #91C3EF #9194EF

triadic

#91C3EF #EF91C3 #C3EF91

tetradic

#91C3EF #EC91EF #EFBD91 #94EF91

square

#91C3EF #EC91EF #EFBD91 #94EF91

split-complementary

#91C3EF #EF9194 #EFEC91

monochromatic

#2689DF #5CA6E7 #91C3EF #C6E0F7 #E4F0FB

Accessibility & contrast

On white

1.87

#91C3EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.26

#91C3EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91C3EF

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91C3EF	#FFFFFF	#000000	##000000
##91C3EF	1.00	1.87	11.26	11.26
#FFFFFF	1.87	1.00	21.00	21.00
#000000	11.26	21.00	1.00	1.00
##000000	11.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C3F1

Deuteranopia (green-blind)

#A5B9EE

Tritanopia (blue-blind)

#6FCDD1

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #91c3ef;
/* rgb */ color: rgb(145, 195, 239);
/* oklch */ color: oklch(79.8% 0.082 245.6);

Tailwind

colors: {
  custom: {
    50: '#b4d5f4',
    500: '#91c3ef',
    950: '#000000',
  },
}

SCSS

$custom: #91c3ef;
$custom-light: #b4d5f4;
$custom-dark: #000000;

JSON

{
  "hex": "#91c3ef",
  "rgb": {
    "r": 145,
    "g": 195,
    "b": 239
  },
  "hsl": {
    "h": 208.085,
    "s": 74.603,
    "l": 75.294
  },
  "oklch": {
    "l": 0.79796,
    "c": 0.08189,
    "h": 245.6
  },
  "luminance": 0.51282
}

Semantic roles & 50–950 ramp

primary

#91C3EF

secondary

#CB8E59

accent

#6C0FD7

background

#FDFEFF

surface

#F8FBFE

border

#D1D4D6

text

#111417

muted

#818385

Preview Lab

Preview with #91C3EF

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

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