#258C7E#258C7E

#258C7E is a mid, moderate teal. Relative luminance 0.207; OKLCH L 57.9% C 0.094 H 181.8°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#258C7E
RGB	rgb(37, 140, 126)
HSL	hsl(172, 58%, 35%)
HSV	hsv(172, 74%, 55%)
CMYK	cmyk(73.6%, 0%, 10%, 45.1%)
CIE-LAB	lab(52.57, -32.10, -0.87)
CIE-LCH	lch(52.57, 32.11, 181.55°)
OKLab	oklab(57.94% -0.0935 -0.0029)
OKLCH	oklch(57.94% 0.094 181.8)
XYZ	xyz(13.9051, 20.6542, 22.9884)
Luminance	0.2066 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C7E #8C2533

analogous

#258C4B #258C7E #25668C

triadic

#258C7E #7E258C #8C7E25

tetradic

#258C7E #4B258C #8C2533 #668C25

square

#258C7E #4B258C #8C2533 #668C25

split-complementary

#258C7E #8C2566 #8C4B25

monochromatic

#0B2B27 #185C52 #258C7E #32BCAA #58D3C2

Accessibility & contrast

On white

4.09

#258C7E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#258C7E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C7E

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C7E	#FFFFFF	#000000	##000000
##258C7E	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85847D

Deuteranopia (green-blind)

#77797F

Tritanopia (blue-blind)

#008F88

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258c7e;
/* rgb */ color: rgb(37, 140, 126);
/* oklch */ color: oklch(57.9% 0.094 181.8);

Tailwind

colors: {
  custom: {
    50: '#70aea3',
    500: '#258c7e',
    950: '#000000',
  },
}

SCSS

$custom: #258c7e;
$custom-light: #70aea3;
$custom-dark: #000000;

JSON

{
  "hex": "#258c7e",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 126
  },
  "hsl": {
    "h": 171.845,
    "s": 58.192,
    "l": 34.706
  },
  "oklch": {
    "l": 0.57943,
    "c": 0.09352,
    "h": 181.8
  },
  "luminance": 0.20656
}

Semantic roles & 50–950 ramp

primary

#258C7E

secondary

#B85563

accent

#465BE1

background

#F7FAFA

surface

#EDF4F3

border

#C8CECD

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #258C7E

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

Preview Lab → · Contrast checker → · Palette generator →