#259DAB#259DAB

#259DAB is a light, moderate teal. Relative luminance 0.274; OKLCH L 64.0% C 0.101 H 206.9°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#259DAB
RGB	rgb(37, 157, 171)
HSL	hsl(186, 64%, 41%)
HSV	hsv(186, 78%, 67%)
CMYK	cmyk(78.4%, 8.2%, 0%, 32.9%)
CIE-LAB	lab(59.38, -26.71, -16.48)
CIE-LCH	lch(59.38, 31.39, 211.68°)
OKLab	oklab(63.95% -0.0903 -0.0459)
OKLCH	oklch(63.95% 0.101 206.9)
XYZ	xyz(20.1674, 27.4450, 42.7547)
Luminance	0.2745 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259DAB #AB3325

analogous

#25AB76 #259DAB #255AAB

triadic

#259DAB #AB259D #9DAB25

tetradic

#259DAB #7625AB #AB3325 #5AAB25

square

#259DAB #7625AB #AB3325 #5AAB25

split-complementary

#259DAB #AB255A #AB7625

monochromatic

#0F4146 #1A6F79 #259DAB #39C4D4 #6BD3DF

Accessibility & contrast

On white

3.24

#259DAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#259DAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259DAB

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259DAB	#FFFFFF	#000000	##000000
##259DAB	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F97AC

Deuteranopia (green-blind)

#7D89AB

Tritanopia (blue-blind)

#00A4A1

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259dab;
/* rgb */ color: rgb(37, 157, 171);
/* oklch */ color: oklch(64.0% 0.101 206.9);

Tailwind

colors: {
  custom: {
    50: '#77bac4',
    500: '#259dab',
    950: '#000000',
  },
}

SCSS

$custom: #259dab;
$custom-light: #77bac4;
$custom-dark: #000000;

JSON

{
  "hex": "#259dab",
  "rgb": {
    "r": 37,
    "g": 157,
    "b": 171
  },
  "hsl": {
    "h": 186.269,
    "s": 64.423,
    "l": 40.784
  },
  "oklch": {
    "l": 0.63953,
    "c": 0.10131,
    "h": 206.9
  },
  "luminance": 0.27448
}

Semantic roles & 50–950 ramp

primary

#259DAB

secondary

#C57067

accent

#5240E7

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #259DAB

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

Preview Lab → · Contrast checker → · Palette generator →