#258B80#258B80

#258B80 is a mid, moderate teal. Relative luminance 0.204; OKLCH L 57.7% C 0.092 H 184.4°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#258B80
RGB	rgb(37, 139, 128)
HSL	hsl(174, 58%, 35%)
HSV	hsv(174, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 7.9%, 45.5%)
CIE-LAB	lab(52.30, -31.05, -2.42)
CIE-LCH	lch(52.30, 31.14, 184.45°)
OKLab	oklab(57.75% -0.0914 -0.007)
OKLCH	oklch(57.75% 0.092 184.4)
XYZ	xyz(13.8900, 20.4154, 23.6264)
Luminance	0.2042 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B80 #8B2530

analogous

#258B4D #258B80 #25638B

triadic

#258B80 #80258B #8B8025

tetradic

#258B80 #4D258B #8B2530 #638B25

square

#258B80 #4D258B #8B2530 #638B25

split-complementary

#258B80 #8B2563 #8B4D25

monochromatic

#0B2A27 #185B53 #258B80 #32BBAD #58D3C5

Accessibility & contrast

On white

4.13

#258B80 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#258B80 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B80

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B80	#FFFFFF	#000000	##000000
##258B80	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848380

Deuteranopia (green-blind)

#767881

Tritanopia (blue-blind)

#008E87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258b80;
/* rgb */ color: rgb(37, 139, 128);
/* oklch */ color: oklch(57.7% 0.092 184.4);

Tailwind

colors: {
  custom: {
    50: '#70ada4',
    500: '#258b80',
    950: '#000000',
  },
}

SCSS

$custom: #258b80;
$custom-light: #70ada4;
$custom-dark: #000000;

JSON

{
  "hex": "#258b80",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 128
  },
  "hsl": {
    "h": 173.529,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57746,
    "c": 0.09172,
    "h": 184.4
  },
  "luminance": 0.20417
}

Semantic roles & 50–950 ramp

primary

#258B80

secondary

#B7555F

accent

#4757E1

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #258B80

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

Preview Lab → · Contrast checker → · Palette generator →