#258B88#258B88

#258B88 is a mid, moderate teal. Relative luminance 0.206; OKLCH L 58.0% C 0.090 H 192.0°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#258B88
RGB	rgb(37, 139, 136)
HSL	hsl(178, 58%, 35%)
HSV	hsv(178, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 2.2%, 45.5%)
CIE-LAB	lab(52.55, -28.68, -6.70)
CIE-LCH	lch(52.55, 29.45, 193.15°)
OKLab	oklab(58.03% -0.0876 -0.0187)
OKLCH	oklch(58.03% 0.09 192)
XYZ	xyz(14.4375, 20.6344, 26.5097)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B88 #8B2528

analogous

#258B55 #258B88 #255B8B

triadic

#258B88 #88258B #8B8825

tetradic

#258B88 #55258B #8B2528 #5B8B25

square

#258B88 #55258B #8B2528 #5B8B25

split-complementary

#258B88 #8B255B #8B5525

monochromatic

#0B2A29 #185B59 #258B88 #32BBB7 #58D3CF

Accessibility & contrast

On white

4.10

#258B88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#258B88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B88

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B88	#FFFFFF	#000000	##000000
##258B88	1.00	4.10	5.13	5.13
#FFFFFF	4.10	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)

#828488

Deuteranopia (green-blind)

#737989

Tritanopia (blue-blind)

#008F8A

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258b88;
/* rgb */ color: rgb(37, 139, 136);
/* oklch */ color: oklch(58.0% 0.090 192.0);

Tailwind

colors: {
  custom: {
    50: '#71adaa',
    500: '#258b88',
    950: '#000000',
  },
}

SCSS

$custom: #258b88;
$custom-light: #71adaa;
$custom-dark: #000000;

JSON

{
  "hex": "#258b88",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 136
  },
  "hsl": {
    "h": 178.235,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.58025,
    "c": 0.08962,
    "h": 192
  },
  "luminance": 0.20636
}

Semantic roles & 50–950 ramp

primary

#258B88

secondary

#B75558

accent

#474BE1

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258B88

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

Preview Lab → · Contrast checker → · Palette generator →