#258B9C#258B9C

#258B9C is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.8% C 0.092 H 211.4°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#258B9C
RGB	rgb(37, 139, 156)
HSL	hsl(189, 62%, 38%)
HSV	hsv(189, 76%, 61%)
CMYK	cmyk(76.3%, 10.9%, 0%, 38.8%)
CIE-LAB	lab(53.23, -22.36, -17.26)
CIE-LCH	lch(53.23, 28.25, 217.66°)
OKLab	oklab(58.8% -0.0787 -0.0481)
OKLCH	oklch(58.8% 0.092 211.4)
XYZ	xyz(15.9937, 21.2569, 34.7061)
Luminance	0.2126 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B9C #9C3625

analogous

#259C71 #258B9C #25509C

triadic

#258B9C #9C258B #8B9C25

tetradic

#258B9C #71259C #9C3625 #509C25

square

#258B9C #71259C #9C3625 #509C25

split-complementary

#258B9C #9C2550 #9C7125

monochromatic

#0E3339 #195F6B #258B9C #31B7CD #62C9DA

Accessibility & contrast

On white

4.00

#258B9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.25

#258B9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B9C

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B9C	#FFFFFF	#000000	##000000
##258B9C	1.00	4.00	5.25	5.25
#FFFFFF	4.00	1.00	21.00	21.00
#000000	5.25	21.00	1.00	1.00
##000000	5.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D869D

Deuteranopia (green-blind)

#6D7A9C

Tritanopia (blue-blind)

#009290

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258b9c;
/* rgb */ color: rgb(37, 139, 156);
/* oklch */ color: oklch(58.8% 0.092 211.4);

Tailwind

colors: {
  custom: {
    50: '#73adb9',
    500: '#258b9c',
    950: '#000000',
  },
}

SCSS

$custom: #258b9c;
$custom-light: #73adb9;
$custom-dark: #000000;

JSON

{
  "hex": "#258b9c",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 156
  },
  "hsl": {
    "h": 188.571,
    "s": 61.658,
    "l": 37.843
  },
  "oklch": {
    "l": 0.58804,
    "c": 0.0922,
    "h": 211.4
  },
  "luminance": 0.21259
}

Semantic roles & 50–950 ramp

primary

#258B9C

secondary

#BF6C5E

accent

#5A43E5

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #258B9C

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

Preview Lab → · Contrast checker → · Palette generator →