#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
RGB	rgb(37, 140, 156)
HSL	hsl(188, 62%, 38%)
HSV	hsv(188, 76%, 61%)
CMYK	cmyk(76.3%, 10.3%, 0%, 38.8%)
CIE-LAB	lab(53.54, -22.88, -16.78)
CIE-LCH	lch(53.54, 28.38, 216.25°)
OKLab	oklab(59.06% -0.0797 -0.0467)
OKLCH	oklch(59.06% 0.092 210.4)
XYZ	xyz(16.1392, 21.5478, 34.7546)
Luminance	0.2155 (WCAG relative)
Temperature	cool
Family	teal

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
##258C9C	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

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 →