#23999B#23999B

#23999B is a light, moderate teal. Relative luminance 0.255; OKLCH L 62.3% C 0.098 H 196.7°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX#23999B
RGBrgb(35, 153, 155)
HSLhsl(181, 63%, 37%)
HSVhsv(181, 77%, 61%)
CMYKcmyk(77.4%, 1.3%, 0%, 39.2%)
CIE-LABlab(57.56, -29.96, -10.14)
CIE-LCHlch(57.56, 31.63, 198.70°)
OKLaboklab(62.29% -0.0941 -0.0282)
OKLCHoklch(62.29% 0.098 196.7)
XYZxyz(17.9980, 25.5041, 34.9782)
Luminance0.2551 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#23999B #9B2523
analogous
#239B61 #23999B #235D9B
triadic
#23999B #9B2399 #999B23
tetradic
#23999B #61239B #9B2523 #5D9B23
square
#23999B #61239B #9B2523 #5D9B23
split-complementary
#23999B #9B235D #9B6123
monochromatic
#0C3637 #186869 #23999B #2ECACD #5ED9DB

Accessibility & contrast

On white

3.44
#23999B on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.10
#23999B on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #23999B
6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##23999B#FFFFFF#000000##000000
##23999B1.003.446.106.10
#FFFFFF3.441.0021.0021.00
#0000006.1021.001.001.00
##0000006.1021.001.001.00

Color blindness preview

Protanopia (red-blind)
#8E919B
Deuteranopia (green-blind)
#7D859C
Tritanopia (blue-blind)
#009E99
Achromatopsia (no color)
#8A8A8A

Design tokens & code

CSS
--color: #23999b;
/* rgb */ color: rgb(35, 153, 155);
/* oklch */ color: oklch(62.3% 0.098 196.7);
Tailwind
colors: {
  custom: {
    50: '#74b7b8',
    500: '#23999b',
    950: '#000000',
  },
}
SCSS
$custom: #23999b;
$custom-light: #74b7b8;
$custom-dark: #000000;
JSON
{
  "hex": "#23999b",
  "rgb": {
    "r": 35,
    "g": 153,
    "b": 155
  },
  "hsl": {
    "h": 181,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.6229,
    "c": 0.09821,
    "h": 196.7
  },
  "luminance": 0.25506
}

Semantic roles & 50–950 ramp

primary
#23999B
secondary
#BF5C5A
accent
#4442E6
background
#F7FBFB
surface
#EEF6F6
border
#C9D0D0
text
#0A1111
muted
#7C8080

Preview Lab

Preview with #23999B

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

Preview Lab → · Contrast checker → · Palette generator →

#23999B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva