#258B85#258B85

#258B85 is a mid, moderate teal. Relative luminance 0.206; OKLCH L 57.9% C 0.090 H 189.1°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#258B85
RGB	rgb(37, 139, 133)
HSL	hsl(176, 58%, 35%)
HSV	hsv(176, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 4.3%, 45.5%)
CIE-LAB	lab(52.45, -29.58, -5.10)
CIE-LCH	lch(52.45, 30.02, 189.78°)
OKLab	oklab(57.92% -0.0891 -0.0143)
OKLCH	oklch(57.92% 0.09 189.1)
XYZ	xyz(14.2272, 20.5503, 25.4025)
Luminance	0.2055 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B85 #8B252B

analogous

#258B52 #258B85 #255E8B

triadic

#258B85 #85258B #8B8525

tetradic

#258B85 #52258B #8B252B #5E8B25

square

#258B85 #52258B #8B252B #5E8B25

split-complementary

#258B85 #8B255E #8B5225

monochromatic

#0B2A29 #185B57 #258B85 #32BBB3 #58D3CB

Accessibility & contrast

On white

4.11

#258B85 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#258B85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B85

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B85	#FFFFFF	#000000	##000000
##258B85	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838385

Deuteranopia (green-blind)

#747986

Tritanopia (blue-blind)

#008F89

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258b85;
/* rgb */ color: rgb(37, 139, 133);
/* oklch */ color: oklch(57.9% 0.090 189.1);

Tailwind

colors: {
  custom: {
    50: '#71ada8',
    500: '#258b85',
    950: '#000000',
  },
}

SCSS

$custom: #258b85;
$custom-light: #71ada8;
$custom-dark: #000000;

JSON

{
  "hex": "#258b85",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 133
  },
  "hsl": {
    "h": 176.471,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57918,
    "c": 0.0902,
    "h": 189.1
  },
  "luminance": 0.20552
}

Semantic roles & 50–950 ramp

primary

#258B85

secondary

#B7555B

accent

#4750E1

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #258B85

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

Preview Lab → · Contrast checker → · Palette generator →