#91CEFB#91CEFB

#91CEFB is a very light, moderate cyan. Relative luminance 0.571; OKLCH L 82.6% C 0.089 H 241.1°. Best body text is #000000 at 12.43:1 contrast (WCAG AA passes).

Color values

HEX	#91CEFB
RGB	rgb(145, 206, 251)
HSL	hsl(205, 93%, 78%)
HSV	hsv(205, 42%, 98%)
CMYK	cmyk(42.2%, 17.9%, 0%, 1.6%)
CIE-LAB	lab(80.25, -8.16, -28.19)
CIE-LCH	lch(80.25, 29.34, 253.86°)
OKLab	oklab(82.62% -0.043 -0.078)
OKLCH	oklch(82.62% 0.089 241.1)
XYZ	xyz(51.1550, 57.1241, 99.5786)
Luminance	0.5713 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CEFB #FBBE91

analogous

#91FBF3 #91CEFB #9199FB

triadic

#91CEFB #FB91CE #CEFB91

tetradic

#91CEFB #F391FB #FBBE91 #99FB91

square

#91CEFB #F391FB #FBBE91 #99FB91

split-complementary

#91CEFB #FB9199 #FBF391

monochromatic

#1B99F7 #56B4F9 #91CEFB #CCE8FD #E1F2FE

Accessibility & contrast

On white

1.69

#91CEFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.43

#91CEFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CEFB

12.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CEFB	#FFFFFF	#000000	##000000
##91CEFB	1.00	1.69	12.43	12.43
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.43	21.00	1.00	1.00
##000000	12.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBCDFD

Deuteranopia (green-blind)

#ADC2FA

Tritanopia (blue-blind)

#67D9DD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #91cefb;
/* rgb */ color: rgb(145, 206, 251);
/* oklch */ color: oklch(82.6% 0.089 241.1);

Tailwind

colors: {
  custom: {
    50: '#b5dcfc',
    500: '#91cefb',
    950: '#000000',
  },
}

SCSS

$custom: #91cefb;
$custom-light: #b5dcfc;
$custom-dark: #000000;

JSON

{
  "hex": "#91cefb",
  "rgb": {
    "r": 145,
    "g": 206,
    "b": 251
  },
  "hsl": {
    "h": 205.472,
    "s": 92.982,
    "l": 77.647
  },
  "oklch": {
    "l": 0.82621,
    "c": 0.08913,
    "h": 241.1
  },
  "luminance": 0.57127
}

Semantic roles & 50–950 ramp

primary

#91CEFB

secondary

#DB8E55

accent

#6100E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111517

muted

#818485

Preview Lab

Preview with #91CEFB

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

Preview Lab → · Contrast checker → · Palette generator →