#259FB0#259FB0

#259FB0 is a light, moderate teal. Relative luminance 0.283; OKLCH L 64.7% C 0.103 H 209.2°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#259FB0
RGB	rgb(37, 159, 176)
HSL	hsl(187, 65%, 42%)
HSV	hsv(187, 79%, 69%)
CMYK	cmyk(79%, 9.7%, 0%, 31%)
CIE-LAB	lab(60.18, -26.11, -18.10)
CIE-LCH	lch(60.18, 31.77, 214.73°)
OKLab	oklab(64.65% -0.0902 -0.0504)
OKLCH	oklch(64.65% 0.103 209.2)
XYZ	xyz(20.9941, 28.3216, 45.4260)
Luminance	0.2832 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259FB0 #B03625

analogous

#25B07C #259FB0 #255AB0

triadic

#259FB0 #B0259F #9FB025

tetradic

#259FB0 #7C25B0 #B03625 #5AB025

square

#259FB0 #7C25B0 #B03625 #5AB025

split-complementary

#259FB0 #B0255A #B07C25

monochromatic

#10444B #1A717D #259FB0 #3CC3D6 #6FD3E1

Accessibility & contrast

On white

3.15

#259FB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#259FB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259FB0

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259FB0	#FFFFFF	#000000	##000000
##259FB0	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B1

Deuteranopia (green-blind)

#7D8BB0

Tritanopia (blue-blind)

#00A7A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #259fb0;
/* rgb */ color: rgb(37, 159, 176);
/* oklch */ color: oklch(64.7% 0.103 209.2);

Tailwind

colors: {
  custom: {
    50: '#78bbc7',
    500: '#259fb0',
    950: '#000000',
  },
}

SCSS

$custom: #259fb0;
$custom-light: #78bbc7;
$custom-dark: #000000;

JSON

{
  "hex": "#259fb0",
  "rgb": {
    "r": 37,
    "g": 159,
    "b": 176
  },
  "hsl": {
    "h": 187.338,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.64654,
    "c": 0.10331,
    "h": 209.2
  },
  "luminance": 0.28324
}

Semantic roles & 50–950 ramp

primary

#259FB0

secondary

#C7756A

accent

#5440E8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1213

muted

#7C8182

Preview Lab

Preview with #259FB0

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

Preview Lab → · Contrast checker → · Palette generator →