#B1EFF9#B1EFF9

#B1EFF9 is a very light, moderate teal. Relative luminance 0.779; OKLCH L 91.4% C 0.064 H 208.5°. Best body text is #000000 at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#B1EFF9
RGB	rgb(177, 239, 249)
HSL	hsl(188, 86%, 84%)
HSV	hsv(188, 29%, 98%)
CMYK	cmyk(28.9%, 4%, 0%, 2.4%)
CIE-LAB	lab(90.74, -17.13, -11.12)
CIE-LCH	lch(90.74, 20.42, 212.99°)
OKLab	oklab(91.36% -0.056 -0.0303)
OKLCH	oklch(91.36% 0.064 208.5)
XYZ	xyz(66.0913, 77.9164, 101.1611)
Luminance	0.7792 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1EFF9 #F9BBB1

analogous

#B1F9DF #B1EFF9 #B1CBF9

triadic

#B1EFF9 #F9B1EF #EFF9B1

tetradic

#B1EFF9 #DFB1F9 #F9BBB1 #CBF9B1

square

#B1EFF9 #DFB1F9 #F9BBB1 #CBF9B1

split-complementary

#B1EFF9 #F9B1CB #F9DFB1

monochromatic

#3FD8F0 #78E3F5 #B1EFF9 #E3F9FD #E3F9FD

Accessibility & contrast

On white

1.27

#B1EFF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.58

#B1EFF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1EFF9

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1EFF9	#FFFFFF	#000000	##000000
##B1EFF9	1.00	1.27	16.58	16.58
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.58	21.00	1.00	1.00
##000000	16.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5EAFA

Deuteranopia (green-blind)

#D8E0F9

Tritanopia (blue-blind)

#99F4F2

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #b1eff9;
/* rgb */ color: rgb(177, 239, 249);
/* oklch */ color: oklch(91.4% 0.064 208.5);

Tailwind

colors: {
  custom: {
    50: '#caf4fb',
    500: '#b1eff9',
    950: '#000000',
  },
}

SCSS

$custom: #b1eff9;
$custom-light: #caf4fb;
$custom-dark: #000000;

JSON

{
  "hex": "#b1eff9",
  "rgb": {
    "r": 177,
    "g": 239,
    "b": 249
  },
  "hsl": {
    "h": 188.333,
    "s": 85.714,
    "l": 83.529
  },
  "oklch": {
    "l": 0.91363,
    "c": 0.06368,
    "h": 208.5
  },
  "luminance": 0.7792
}

Semantic roles & 50–950 ramp

primary

#B1EFF9

secondary

#DC8172

accent

#2203E2

background

#FEFFFF

surface

#FAFEFF

border

#D3D6D7

text

#131717

muted

#838585

Preview Lab

Preview with #B1EFF9

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

Preview Lab → · Contrast checker → · Palette generator →