#259FB1#259FB1

#259FB1 is a light, moderate teal. Relative luminance 0.284; OKLCH L 64.7% C 0.104 H 210.0°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#259FB1
RGB	rgb(37, 159, 177)
HSL	hsl(188, 65%, 42%)
HSV	hsv(188, 79%, 69%)
CMYK	cmyk(79.1%, 10.2%, 0%, 30.6%)
CIE-LAB	lab(60.21, -25.79, -18.61)
CIE-LCH	lch(60.21, 31.80, 215.82°)
OKLab	oklab(64.69% -0.0897 -0.0519)
OKLCH	oklch(64.69% 0.104 210)
XYZ	xyz(21.0934, 28.3613, 45.9490)
Luminance	0.2836 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259FB1 #B13725

analogous

#25B17D #259FB1 #2559B1

triadic

#259FB1 #B1259F #9FB125

tetradic

#259FB1 #7D25B1 #B13725 #59B125

square

#259FB1 #7D25B1 #B13725 #59B125

split-complementary

#259FB1 #B12559 #B17D25

monochromatic

#10444C #1A727E #259FB1 #3DC3D6 #6FD2E1

Accessibility & contrast

On white

3.15

#259FB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#259FB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259FB1

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259FB1	#FFFFFF	#000000	##000000
##259FB1	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9099B2

Deuteranopia (green-blind)

#7D8BB1

Tritanopia (blue-blind)

#00A7A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #259fb1;
/* rgb */ color: rgb(37, 159, 177);
/* oklch */ color: oklch(64.7% 0.104 210.0);

Tailwind

colors: {
  custom: {
    50: '#78bbc8',
    500: '#259fb1',
    950: '#000000',
  },
}

SCSS

$custom: #259fb1;
$custom-light: #78bbc8;
$custom-dark: #000000;

JSON

{
  "hex": "#259fb1",
  "rgb": {
    "r": 37,
    "g": 159,
    "b": 177
  },
  "hsl": {
    "h": 187.714,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.64694,
    "c": 0.10366,
    "h": 210
  },
  "luminance": 0.28364
}

Semantic roles & 50–950 ramp

primary

#259FB1

secondary

#C8766A

accent

#553FE8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1213

muted

#7C8182

Preview Lab

Preview with #259FB1

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

Preview Lab → · Contrast checker → · Palette generator →