#259DA3#259DA3

#259DA3 is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.6% C 0.100 H 200.1°. Best body text is #000000 at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#259DA3
RGB	rgb(37, 157, 163)
HSL	hsl(183, 63%, 39%)
HSV	hsv(183, 77%, 64%)
CMYK	cmyk(77.3%, 3.7%, 0%, 36.1%)
CIE-LAB	lab(59.11, -29.23, -12.36)
CIE-LCH	lch(59.11, 31.73, 202.93°)
OKLab	oklab(63.64% -0.0938 -0.0343)
OKLCH	oklch(63.64% 0.1 200.1)
XYZ	xyz(19.4278, 27.1492, 38.8596)
Luminance	0.2715 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259DA3 #A32B25

analogous

#25A36A #259DA3 #255EA3

triadic

#259DA3 #A3259D #9DA325

tetradic

#259DA3 #6A25A3 #A32B25 #5EA325

square

#259DA3 #6A25A3 #A32B25 #5EA325

split-complementary

#259DA3 #A3255E #A36A25

monochromatic

#0E3D3F #1A6D71 #259DA3 #34CAD1 #66D7DC

Accessibility & contrast

On white

3.27

#259DA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.43

#259DA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259DA3

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259DA3	#FFFFFF	#000000	##000000
##259DA3	1.00	3.27	6.43	6.43
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.43	21.00	1.00	1.00
##000000	6.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9196A4

Deuteranopia (green-blind)

#7F89A4

Tritanopia (blue-blind)

#00A39F

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #259da3;
/* rgb */ color: rgb(37, 157, 163);
/* oklch */ color: oklch(63.6% 0.100 200.1);

Tailwind

colors: {
  custom: {
    50: '#76babe',
    500: '#259da3',
    950: '#000000',
  },
}

SCSS

$custom: #259da3;
$custom-light: #76babe;
$custom-dark: #000000;

JSON

{
  "hex": "#259da3",
  "rgb": {
    "r": 37,
    "g": 157,
    "b": 163
  },
  "hsl": {
    "h": 182.857,
    "s": 63,
    "l": 39.216
  },
  "oklch": {
    "l": 0.63643,
    "c": 0.09991,
    "h": 200.1
  },
  "luminance": 0.27152
}

Semantic roles & 50–950 ramp

primary

#259DA3

secondary

#C26662

accent

#4A42E6

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #259DA3

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

Preview Lab → · Contrast checker → · Palette generator →