#258C9F#258C9F

#258C9F is a mid, moderate teal. Relative luminance 0.217; OKLCH L 59.2% C 0.094 H 213.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#258C9F
RGB	rgb(37, 140, 159)
HSL	hsl(189, 62%, 38%)
HSV	hsv(189, 77%, 62%)
CMYK	cmyk(76.7%, 11.9%, 0%, 37.6%)
CIE-LAB	lab(53.65, -21.90, -18.34)
CIE-LCH	lch(53.65, 28.56, 219.95°)
OKLab	oklab(59.18% -0.0784 -0.0511)
OKLCH	oklch(59.18% 0.094 213.1)
XYZ	xyz(16.3964, 21.6507, 36.1090)
Luminance	0.2165 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C9F #9F3825

analogous

#259F75 #258C9F #254F9F

triadic

#258C9F #9F258C #8C9F25

tetradic

#258C9F #75259F #9F3825 #4F9F25

square

#258C9F #75259F #9F3825 #4F9F25

split-complementary

#258C9F #9F254F #9F7525

monochromatic

#0E353C #19606D #258C9F #32B7CF #64C8DB

Accessibility & contrast

On white

3.94

#258C9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#258C9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C9F

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C9F	#FFFFFF	#000000	##000000
##258C9F	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E87A0

Deuteranopia (green-blind)

#6D7B9F

Tritanopia (blue-blind)

#009392

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #258c9f;
/* rgb */ color: rgb(37, 140, 159);
/* oklch */ color: oklch(59.2% 0.094 213.1);

Tailwind

colors: {
  custom: {
    50: '#74aebb',
    500: '#258c9f',
    950: '#000000',
  },
}

SCSS

$custom: #258c9f;
$custom-light: #74aebb;
$custom-dark: #000000;

JSON

{
  "hex": "#258c9f",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 159
  },
  "hsl": {
    "h": 189.344,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.59183,
    "c": 0.09362,
    "h": 213.1
  },
  "luminance": 0.21653
}

Semantic roles & 50–950 ramp

primary

#258C9F

secondary

#C06F5F

accent

#5C42E5

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #258C9F

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

Preview Lab → · Contrast checker → · Palette generator →