#258C9C#258C9C

#258C9C is a mid, moderate teal. Relative luminance 0.215; OKLCH L 59.1% C 0.092 H 210.4°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX#258C9C
RGBrgb(37, 140, 156)
HSLhsl(188, 62%, 38%)
HSVhsv(188, 76%, 61%)
CMYKcmyk(76.3%, 10.3%, 0%, 38.8%)
CIE-LABlab(53.54, -22.88, -16.78)
CIE-LCHlch(53.54, 28.38, 216.25°)
OKLaboklab(59.06% -0.0797 -0.0467)
OKLCHoklch(59.06% 0.092 210.4)
XYZxyz(16.1392, 21.5478, 34.7546)
Luminance0.2155 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#258C9C #9C3525
analogous
#259C70 #258C9C #25519C
triadic
#258C9C #9C258C #8C9C25
tetradic
#258C9C #70259C #9C3525 #519C25
square
#258C9C #70259C #9C3525 #519C25
split-complementary
#258C9C #9C2551 #9C7025
monochromatic
#0E3339 #19606B #258C9C #31B8CD #62CADA

Accessibility & contrast

On white

3.95
#258C9C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.31
#258C9C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C9C
5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##258C9C#FFFFFF#000000##000000
##258C9C1.003.955.315.31
#FFFFFF3.951.0021.0021.00
#0000005.3121.001.001.00
##0000005.3121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7F879D
Deuteranopia (green-blind)
#6E7B9C
Tritanopia (blue-blind)
#009391
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #258c9c;
/* rgb */ color: rgb(37, 140, 156);
/* oklch */ color: oklch(59.1% 0.092 210.4);
Tailwind
colors: {
  custom: {
    50: '#73aeb9',
    500: '#258c9c',
    950: '#000000',
  },
}
SCSS
$custom: #258c9c;
$custom-light: #73aeb9;
$custom-dark: #000000;
JSON
{
  "hex": "#258c9c",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 156
  },
  "hsl": {
    "h": 188.067,
    "s": 61.658,
    "l": 37.843
  },
  "oklch": {
    "l": 0.59058,
    "c": 0.09238,
    "h": 210.4
  },
  "luminance": 0.2155
}

Semantic roles & 50–950 ramp

primary
#258C9C
secondary
#BF6B5E
accent
#5943E5
background
#F7FAFB
surface
#EEF4F6
border
#C9CED0
text
#091011
muted
#7B7F80

Preview Lab

Preview with #258C9C

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

Preview Lab → · Contrast checker → · Palette generator →

#258C9C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva