#A4EEF9#A4EEF9

#A4EEF9 is a very light, moderate teal. Relative luminance 0.759; OKLCH L 90.4% C 0.074 H 207.6°. Best body text is #000000 at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#A4EEF9
RGB	rgb(164, 238, 249)
HSL	hsl(188, 88%, 81%)
HSV	hsv(188, 34%, 98%)
CMYK	cmyk(34.1%, 4.4%, 0%, 2.4%)
CIE-LAB	lab(89.80, -20.15, -12.59)
CIE-LCH	lch(89.80, 23.76, 212.00°)
OKLab	oklab(90.44% -0.0659 -0.0345)
OKLCH	oklch(90.44% 0.074 207.6)
XYZ	xyz(62.9774, 75.8774, 100.9315)
Luminance	0.7588 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4EEF9 #F9AFA4

analogous

#A4F9D9 #A4EEF9 #A4C3F9

triadic

#A4EEF9 #F9A4EE #EEF9A4

tetradic

#A4EEF9 #D9A4F9 #F9AFA4 #C3F9A4

square

#A4EEF9 #D9A4F9 #F9AFA4 #C3F9A4

split-complementary

#A4EEF9 #F9A4C3 #F9D9A4

monochromatic

#31D9F1 #6BE3F5 #A4EEF9 #DDF9FD #E2FAFD

Accessibility & contrast

On white

1.30

#A4EEF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.18

#A4EEF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4EEF9

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4EEF9	#FFFFFF	#000000	##000000
##A4EEF9	1.00	1.30	16.18	16.18
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.18	21.00	1.00	1.00
##000000	16.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2E8FA

Deuteranopia (green-blind)

#D4DDF9

Tritanopia (blue-blind)

#84F4F1

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #a4eef9;
/* rgb */ color: rgb(164, 238, 249);
/* oklch */ color: oklch(90.4% 0.074 207.6);

Tailwind

colors: {
  custom: {
    50: '#c2f3fb',
    500: '#a4eef9',
    950: '#000000',
  },
}

SCSS

$custom: #a4eef9;
$custom-light: #c2f3fb;
$custom-dark: #000000;

JSON

{
  "hex": "#a4eef9",
  "rgb": {
    "r": 164,
    "g": 238,
    "b": 249
  },
  "hsl": {
    "h": 187.765,
    "s": 87.629,
    "l": 80.98
  },
  "oklch": {
    "l": 0.90438,
    "c": 0.07441,
    "h": 207.6
  },
  "luminance": 0.75881
}

Semantic roles & 50–950 ramp

primary

#A4EEF9

secondary

#DB7667

accent

#1F01E4

background

#FDFFFF

surface

#F9FEFF

border

#D2D6D7

text

#131717

muted

#828585

Preview Lab

Preview with #A4EEF9

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

Preview Lab → · Contrast checker → · Palette generator →