#259CB0#259CB0

#259CB0 is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.9% C 0.103 H 211.9°. Best body text is #000000 at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#259CB0
RGB	rgb(37, 156, 176)
HSL	hsl(189, 65%, 42%)
HSV	hsv(189, 79%, 69%)
CMYK	cmyk(79%, 11.4%, 0%, 31%)
CIE-LAB	lab(59.25, -24.59, -19.51)
CIE-LCH	lch(59.25, 31.39, 218.43°)
OKLab	oklab(63.91% -0.0872 -0.0544)
OKLCH	oklch(63.91% 0.103 211.9)
XYZ	xyz(20.4845, 27.3023, 45.2561)
Luminance	0.2731 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259CB0 #B03925

analogous

#25B07F #259CB0 #2557B0

triadic

#259CB0 #B0259C #9CB025

tetradic

#259CB0 #7F25B0 #B03925 #57B025

square

#259CB0 #7F25B0 #B03925 #57B025

split-complementary

#259CB0 #B02557 #B07F25

monochromatic

#10424B #1A6F7D #259CB0 #3CC0D6 #6FD0E1

Accessibility & contrast

On white

3.25

#259CB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.46

#259CB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259CB0

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259CB0	#FFFFFF	#000000	##000000
##259CB0	1.00	3.25	6.46	6.46
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.46	21.00	1.00	1.00
##000000	6.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C96B1

Deuteranopia (green-blind)

#7A89B0

Tritanopia (blue-blind)

#00A4A2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259cb0;
/* rgb */ color: rgb(37, 156, 176);
/* oklch */ color: oklch(63.9% 0.103 211.9);

Tailwind

colors: {
  custom: {
    50: '#78b9c7',
    500: '#259cb0',
    950: '#000000',
  },
}

SCSS

$custom: #259cb0;
$custom-light: #78b9c7;
$custom-dark: #000000;

JSON

{
  "hex": "#259cb0",
  "rgb": {
    "r": 37,
    "g": 156,
    "b": 176
  },
  "hsl": {
    "h": 188.633,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.63907,
    "c": 0.1028,
    "h": 211.9
  },
  "luminance": 0.27305
}

Semantic roles & 50–950 ramp

primary

#259CB0

secondary

#C7776A

accent

#5840E8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #259CB0

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

Preview Lab → · Contrast checker → · Palette generator →