#259DB1#259DB1

#259DB1 is a light, moderate teal. Relative luminance 0.277; OKLCH L 64.2% C 0.103 H 211.8°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#259DB1
RGB	rgb(37, 157, 177)
HSL	hsl(189, 65%, 42%)
HSV	hsv(189, 79%, 69%)
CMYK	cmyk(79.1%, 11.3%, 0%, 30.6%)
CIE-LAB	lab(59.60, -24.77, -19.55)
CIE-LCH	lch(59.60, 31.56, 218.28°)
OKLab	oklab(64.2% -0.0878 -0.0545)
OKLCH	oklch(64.2% 0.103 211.8)
XYZ	xyz(20.7523, 27.6790, 45.8353)
Luminance	0.2768 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259DB1 #B13925

analogous

#25B17F #259DB1 #2557B1

triadic

#259DB1 #B1259D #9DB125

tetradic

#259DB1 #7F25B1 #B13925 #57B125

square

#259DB1 #7F25B1 #B13925 #57B125

split-complementary

#259DB1 #B12557 #B17F25

monochromatic

#10434C #1A707E #259DB1 #3DC0D6 #6FD1E1

Accessibility & contrast

On white

3.21

#259DB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#259DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259DB1

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259DB1	#FFFFFF	#000000	##000000
##259DB1	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D97B2

Deuteranopia (green-blind)

#7B8AB1

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #259db1;
/* rgb */ color: rgb(37, 157, 177);
/* oklch */ color: oklch(64.2% 0.103 211.8);

Tailwind

colors: {
  custom: {
    50: '#78bac8',
    500: '#259db1',
    950: '#000000',
  },
}

SCSS

$custom: #259db1;
$custom-light: #78bac8;
$custom-dark: #000000;

JSON

{
  "hex": "#259db1",
  "rgb": {
    "r": 37,
    "g": 157,
    "b": 177
  },
  "hsl": {
    "h": 188.571,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.64197,
    "c": 0.10334,
    "h": 211.8
  },
  "luminance": 0.27682
}

Semantic roles & 50–950 ramp

primary

#259DB1

secondary

#C8786A

accent

#583FE8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #259DB1

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

Preview Lab → · Contrast checker → · Palette generator →