#91CEF9#91CEF9

#91CEF9 is a very light, moderate cyan. Relative luminance 0.570; OKLCH L 82.5% C 0.087 H 239.9°. Best body text is #000000 at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#91CEF9
RGB	rgb(145, 206, 249)
HSL	hsl(205, 90%, 77%)
HSV	hsv(205, 42%, 98%)
CMYK	cmyk(41.8%, 17.3%, 0%, 2.4%)
CIE-LAB	lab(80.18, -8.69, -27.23)
CIE-LCH	lch(80.18, 28.58, 252.31°)
OKLab	oklab(82.54% -0.0437 -0.0753)
OKLCH	oklch(82.54% 0.087 239.9)
XYZ	xyz(50.8414, 56.9987, 97.9270)
Luminance	0.5700 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#91CEF9 #F9BC91

analogous

#91F9F0 #91CEF9 #919AF9

triadic

#91CEF9 #F991CE #CEF991

tetradic

#91CEF9 #F091F9 #F9BC91 #9AF991

square

#91CEF9 #F091F9 #F9BC91 #9AF991

split-complementary

#91CEF9 #F9919A #F9F091

monochromatic

#1D9AF3 #57B4F6 #91CEF9 #CBE8FC #E2F2FD

Accessibility & contrast

On white

1.69

#91CEF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.40

#91CEF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #91CEF9

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##91CEF9	#FFFFFF	#000000	##000000
##91CEF9	1.00	1.69	12.40	12.40
#FFFFFF	1.69	1.00	21.00	21.00
#000000	12.40	21.00	1.00	1.00
##000000	12.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBCDFB

Deuteranopia (green-blind)

#ADC2F8

Tritanopia (blue-blind)

#68D9DC

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #91cef9;
/* rgb */ color: rgb(145, 206, 249);
/* oklch */ color: oklch(82.5% 0.087 239.9);

Tailwind

colors: {
  custom: {
    50: '#b5dcfb',
    500: '#91cef9',
    950: '#000000',
  },
}

SCSS

$custom: #91cef9;
$custom-light: #b5dcfb;
$custom-dark: #000000;

JSON

{
  "hex": "#91cef9",
  "rgb": {
    "r": 145,
    "g": 206,
    "b": 249
  },
  "hsl": {
    "h": 204.808,
    "s": 89.655,
    "l": 77.255
  },
  "oklch": {
    "l": 0.82542,
    "c": 0.08711,
    "h": 239.9
  },
  "luminance": 0.57002
}

Semantic roles & 50–950 ramp

primary

#91CEF9

secondary

#D88C56

accent

#5F00E6

background

#FDFEFF

surface

#F8FCFF

border

#D1D5D7

text

#111517

muted

#818485

Preview Lab

Preview with #91CEF9

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

Preview Lab → · Contrast checker → · Palette generator →