#259FB4#259FB4

#259FB4 is a light, moderate teal. Relative luminance 0.285; OKLCH L 64.8% C 0.105 H 212.4°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#259FB4
RGB	rgb(37, 159, 180)
HSL	hsl(189, 66%, 43%)
HSV	hsv(189, 79%, 71%)
CMYK	cmyk(79.4%, 11.7%, 0%, 29.4%)
CIE-LAB	lab(60.32, -24.82, -20.14)
CIE-LCH	lch(60.32, 31.96, 219.06°)
OKLab	oklab(64.82% -0.0885 -0.0562)
OKLCH	oklch(64.82% 0.105 212.4)
XYZ	xyz(21.3957, 28.4822, 47.5411)
Luminance	0.2848 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259FB4 #B43A25

analogous

#25B481 #259FB4 #2558B4

triadic

#259FB4 #B4259F #9FB425

tetradic

#259FB4 #8125B4 #B43A25 #58B425

square

#259FB4 #8125B4 #B43A25 #58B425

split-complementary

#259FB4 #B42558 #B48125

monochromatic

#10454E #1B7281 #259FB4 #3FC1D7 #71D1E2

Accessibility & contrast

On white

3.14

#259FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#259FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259FB4

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259FB4	#FFFFFF	#000000	##000000
##259FB4	1.00	3.14	6.70	6.70
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F99B5

Deuteranopia (green-blind)

#7C8BB4

Tritanopia (blue-blind)

#00A7A5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #259fb4;
/* rgb */ color: rgb(37, 159, 180);
/* oklch */ color: oklch(64.8% 0.105 212.4);

Tailwind

colors: {
  custom: {
    50: '#79bbca',
    500: '#259fb4',
    950: '#000000',
  },
}

SCSS

$custom: #259fb4;
$custom-light: #79bbca;
$custom-dark: #000000;

JSON

{
  "hex": "#259fb4",
  "rgb": {
    "r": 37,
    "g": 159,
    "b": 180
  },
  "hsl": {
    "h": 188.811,
    "s": 65.899,
    "l": 42.549
  },
  "oklch": {
    "l": 0.64817,
    "c": 0.10482,
    "h": 212.4
  },
  "luminance": 0.28485
}

Semantic roles & 50–950 ramp

primary

#259FB4

secondary

#C97A6C

accent

#583FE9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #259FB4

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

Preview Lab → · Contrast checker → · Palette generator →