#258B8E#258B8E

#258B8E is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.2% C 0.089 H 197.9°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#258B8E
RGB	rgb(37, 139, 142)
HSL	hsl(182, 59%, 35%)
HSV	hsv(182, 74%, 56%)
CMYK	cmyk(73.9%, 2.1%, 0%, 44.3%)
CIE-LAB	lab(52.74, -26.84, -9.89)
CIE-LCH	lch(52.74, 28.61, 200.23°)
OKLab	oklab(58.25% -0.0849 -0.0275)
OKLCH	oklch(58.25% 0.089 197.9)
XYZ	xyz(14.8758, 20.8098, 28.8186)
Luminance	0.2081 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B8E #8E2825

analogous

#258E5C #258B8E #25578E

triadic

#258B8E #8E258B #8B8E25

tetradic

#258B8E #5C258E #8E2825 #578E25

square

#258B8E #5C258E #8E2825 #578E25

split-complementary

#258B8E #8E2557 #8E5C25

monochromatic

#0C2C2D #185B5D #258B8E #32BBBF #5AD0D4

Accessibility & contrast

On white

4.07

#258B8E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#258B8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B8E

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B8E	#FFFFFF	#000000	##000000
##258B8E	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81848E

Deuteranopia (green-blind)

#72798F

Tritanopia (blue-blind)

#00908C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #258b8e;
/* rgb */ color: rgb(37, 139, 142);
/* oklch */ color: oklch(58.2% 0.089 197.9);

Tailwind

colors: {
  custom: {
    50: '#72adaf',
    500: '#258b8e',
    950: '#000000',
  },
}

SCSS

$custom: #258b8e;
$custom-light: #72adaf;
$custom-dark: #000000;

JSON

{
  "hex": "#258b8e",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 142
  },
  "hsl": {
    "h": 181.714,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.58246,
    "c": 0.0892,
    "h": 197.9
  },
  "luminance": 0.20812
}

Semantic roles & 50–950 ramp

primary

#258B8E

secondary

#B95956

accent

#4A46E2

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258B8E

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

Preview Lab → · Contrast checker → · Palette generator →