#259EB2#259EB2

#259EB2 is a light, moderate teal. Relative luminance 0.281; OKLCH L 64.5% C 0.104 H 211.7°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#259EB2
RGB	rgb(37, 158, 178)
HSL	hsl(189, 66%, 42%)
HSV	hsv(189, 79%, 70%)
CMYK	cmyk(79.2%, 11.2%, 0%, 30.2%)
CIE-LAB	lab(59.94, -24.96, -19.59)
CIE-LCH	lch(59.94, 31.73, 218.13°)
OKLab	oklab(64.49% -0.0884 -0.0546)
OKLCH	oklch(64.49% 0.104 211.7)
XYZ	xyz(21.0222, 28.0588, 46.4188)
Luminance	0.2806 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259EB2 #B23925

analogous

#25B280 #259EB2 #2557B2

triadic

#259EB2 #B2259E #9EB225

tetradic

#259EB2 #8025B2 #B23925 #57B225

square

#259EB2 #8025B2 #B23925 #57B225

split-complementary

#259EB2 #B22557 #B28025

monochromatic

#10444D #1A717F #259EB2 #3DC1D7 #70D1E1

Accessibility & contrast

On white

3.18

#259EB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#259EB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259EB2

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259EB2	#FFFFFF	#000000	##000000
##259EB2	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E98B3

Deuteranopia (green-blind)

#7B8BB2

Tritanopia (blue-blind)

#00A6A4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #259eb2;
/* rgb */ color: rgb(37, 158, 178);
/* oklch */ color: oklch(64.5% 0.104 211.7);

Tailwind

colors: {
  custom: {
    50: '#78bbc9',
    500: '#259eb2',
    950: '#000000',
  },
}

SCSS

$custom: #259eb2;
$custom-light: #78bbc9;
$custom-dark: #000000;

JSON

{
  "hex": "#259eb2",
  "rgb": {
    "r": 37,
    "g": 158,
    "b": 178
  },
  "hsl": {
    "h": 188.511,
    "s": 65.581,
    "l": 42.157
  },
  "oklch": {
    "l": 0.64486,
    "c": 0.10388,
    "h": 211.7
  },
  "luminance": 0.28061
}

Semantic roles & 50–950 ramp

primary

#259EB2

secondary

#C8786B

accent

#573FE9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1213

muted

#7C8182

Preview Lab

Preview with #259EB2

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

Preview Lab → · Contrast checker → · Palette generator →