#258D8F#258D8F

#258D8F is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.8% C 0.090 H 196.9°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#258D8F
RGB	rgb(37, 141, 143)
HSL	hsl(181, 59%, 35%)
HSV	hsv(181, 74%, 56%)
CMYK	cmyk(74.1%, 1.4%, 0%, 43.9%)
CIE-LAB	lab(53.41, -27.53, -9.47)
CIE-LCH	lch(53.41, 29.11, 198.98°)
OKLab	oklab(58.8% -0.0865 -0.0263)
OKLCH	oklch(58.8% 0.09 196.9)
XYZ	xyz(15.2435, 21.4244, 29.3132)
Luminance	0.2143 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258D8F #8F2725

analogous

#258F5C #258D8F #25588F

triadic

#258D8F #8F258D #8D8F25

tetradic

#258D8F #5C258F #8F2725 #588F25

square

#258D8F #5C258F #8F2725 #588F25

split-complementary

#258D8F #8F2558 #8F5C25

monochromatic

#0C2D2E #185D5E #258D8F #32BDC0 #5AD2D4

Accessibility & contrast

On white

3.97

#258D8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#258D8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258D8F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258D8F	#FFFFFF	#000000	##000000
##258D8F	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83868F

Deuteranopia (green-blind)

#747B90

Tritanopia (blue-blind)

#00928D

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #258d8f;
/* rgb */ color: rgb(37, 141, 143);
/* oklch */ color: oklch(58.8% 0.090 196.9);

Tailwind

colors: {
  custom: {
    50: '#72afaf',
    500: '#258d8f',
    950: '#000000',
  },
}

SCSS

$custom: #258d8f;
$custom-light: #72afaf;
$custom-dark: #000000;

JSON

{
  "hex": "#258d8f",
  "rgb": {
    "r": 37,
    "g": 141,
    "b": 143
  },
  "hsl": {
    "h": 181.132,
    "s": 58.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58801,
    "c": 0.09041,
    "h": 196.9
  },
  "luminance": 0.21426
}

Semantic roles & 50–950 ramp

primary

#258D8F

secondary

#B95957

accent

#4946E2

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258D8F

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

Preview Lab → · Contrast checker → · Palette generator →