#259FAB#259FAB

#259FAB is a light, moderate teal. Relative luminance 0.281; OKLCH L 64.5% C 0.102 H 205.1°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#259FAB
RGB	rgb(37, 159, 171)
HSL	hsl(185, 64%, 41%)
HSV	hsv(185, 78%, 67%)
CMYK	cmyk(78.4%, 7%, 0%, 32.9%)
CIE-LAB	lab(60.00, -27.71, -15.54)
CIE-LCH	lch(60.00, 31.77, 209.29°)
OKLab	oklab(64.46% -0.0923 -0.0432)
OKLCH	oklch(64.46% 0.102 205.1)
XYZ	xyz(20.5085, 28.1273, 42.8684)
Luminance	0.2813 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259FAB #AB3125

analogous

#25AB74 #259FAB #255CAB

triadic

#259FAB #AB259F #9FAB25

tetradic

#259FAB #7425AB #AB3125 #5CAB25

square

#259FAB #7425AB #AB3125 #5CAB25

split-complementary

#259FAB #AB255C #AB7425

monochromatic

#0F4146 #1A7079 #259FAB #39C6D4 #6BD5DF

Accessibility & contrast

On white

3.17

#259FAB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#259FAB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259FAB

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259FAB	#FFFFFF	#000000	##000000
##259FAB	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9198AC

Deuteranopia (green-blind)

#7F8BAB

Tritanopia (blue-blind)

#00A6A2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #259fab;
/* rgb */ color: rgb(37, 159, 171);
/* oklch */ color: oklch(64.5% 0.102 205.1);

Tailwind

colors: {
  custom: {
    50: '#77bbc4',
    500: '#259fab',
    950: '#000000',
  },
}

SCSS

$custom: #259fab;
$custom-light: #77bbc4;
$custom-dark: #000000;

JSON

{
  "hex": "#259fab",
  "rgb": {
    "r": 37,
    "g": 159,
    "b": 171
  },
  "hsl": {
    "h": 185.373,
    "s": 64.423,
    "l": 40.784
  },
  "oklch": {
    "l": 0.64455,
    "c": 0.10192,
    "h": 205.1
  },
  "luminance": 0.2813
}

Semantic roles & 50–950 ramp

primary

#259FAB

secondary

#C56F67

accent

#4F40E7

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #259FAB

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

Preview Lab → · Contrast checker → · Palette generator →