#258C74#258C74

#258C74 is a mid, moderate teal. Relative luminance 0.204; OKLCH L 57.6% C 0.099 H 173.4°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#258C74
RGB	rgb(37, 140, 116)
HSL	hsl(166, 58%, 35%)
HSV	hsv(166, 74%, 55%)
CMYK	cmyk(73.6%, 0%, 17.1%, 45.1%)
CIE-LAB	lab(52.30, -34.85, 4.52)
CIE-LCH	lch(52.30, 35.14, 172.61°)
OKLab	oklab(57.63% -0.0984 0.0114)
OKLCH	oklch(57.63% 0.099 173.4)
XYZ	xyz(13.2918, 20.4089, 19.7584)
Luminance	0.2041 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C74 #8C253D

analogous

#258C40 #258C74 #25718C

triadic

#258C74 #74258C #8C7425

tetradic

#258C74 #40258C #8C253D #718C25

square

#258C74 #40258C #8C253D #718C25

split-complementary

#258C74 #8C2571 #8C4025

monochromatic

#0B2B24 #185C4C #258C74 #32BC9C #58D3B6

Accessibility & contrast

On white

4.13

#258C74 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#258C74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C74

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C74	#FFFFFF	#000000	##000000
##258C74	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)

#878373

Deuteranopia (green-blind)

#797976

Tritanopia (blue-blind)

#008E85

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258c74;
/* rgb */ color: rgb(37, 140, 116);
/* oklch */ color: oklch(57.6% 0.099 173.4);

Tailwind

colors: {
  custom: {
    50: '#70ae9c',
    500: '#258c74',
    950: '#000000',
  },
}

SCSS

$custom: #258c74;
$custom-light: #70ae9c;
$custom-dark: #000000;

JSON

{
  "hex": "#258c74",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 116
  },
  "hsl": {
    "h": 166.019,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5763,
    "c": 0.09906,
    "h": 173.4
  },
  "luminance": 0.2041
}

Semantic roles & 50–950 ramp

primary

#258C74

secondary

#B8556C

accent

#466BE1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #258C74

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

Preview Lab → · Contrast checker → · Palette generator →