#258D8A#258D8A

#258D8A is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.6% C 0.091 H 192.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#258D8A
RGB	rgb(37, 141, 138)
HSL	hsl(178, 58%, 35%)
HSV	hsv(178, 74%, 55%)
CMYK	cmyk(73.8%, 0%, 2.1%, 44.7%)
CIE-LAB	lab(53.25, -29.06, -6.81)
CIE-LCH	lch(53.25, 29.84, 193.20°)
OKLab	oklab(58.62% -0.0888 -0.019)
OKLCH	oklch(58.62% 0.091 192.1)
XYZ	xyz(14.8732, 21.2763, 27.3627)
Luminance	0.2128 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258D8A #8D2528

analogous

#258D56 #258D8A #255C8D

triadic

#258D8A #8A258D #8D8A25

tetradic

#258D8A #56258D #8D2528 #5C8D25

square

#258D8A #56258D #8D2528 #5C8D25

split-complementary

#258D8A #8D255C #8D5625

monochromatic

#0C2C2B #185D5B #258D8A #32BDB9 #59D3D0

Accessibility & contrast

On white

4.00

#258D8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#258D8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258D8A

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258D8A	#FFFFFF	#000000	##000000
##258D8A	1.00	4.00	5.26	5.26
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84868A

Deuteranopia (green-blind)

#757B8B

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258d8a;
/* rgb */ color: rgb(37, 141, 138);
/* oklch */ color: oklch(58.6% 0.091 192.1);

Tailwind

colors: {
  custom: {
    50: '#71afac',
    500: '#258d8a',
    950: '#000000',
  },
}

SCSS

$custom: #258d8a;
$custom-light: #71afac;
$custom-dark: #000000;

JSON

{
  "hex": "#258d8a",
  "rgb": {
    "r": 37,
    "g": 141,
    "b": 138
  },
  "hsl": {
    "h": 178.269,
    "s": 58.427,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58618,
    "c": 0.09082,
    "h": 192.1
  },
  "luminance": 0.21278
}

Semantic roles & 50–950 ramp

primary

#258D8A

secondary

#B85659

accent

#464BE2

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258D8A

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

Preview Lab → · Contrast checker → · Palette generator →