#259FB5#259FB5

#259FB5 is a light, moderate teal. Relative luminance 0.285; OKLCH L 64.9% C 0.105 H 213.2°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#259FB5
RGB	rgb(37, 159, 181)
HSL	hsl(189, 66%, 43%)
HSV	hsv(189, 80%, 71%)
CMYK	cmyk(79.6%, 12.2%, 0%, 29%)
CIE-LAB	lab(60.36, -24.49, -20.65)
CIE-LCH	lch(60.36, 32.03, 220.13°)
OKLab	oklab(64.86% -0.0881 -0.0576)
OKLCH	oklch(64.86% 0.105 213.2)
XYZ	xyz(21.4980, 28.5231, 48.0796)
Luminance	0.2853 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259FB5 #B53B25

analogous

#25B583 #259FB5 #2557B5

triadic

#259FB5 #B5259F #9FB525

tetradic

#259FB5 #8325B5 #B53B25 #57B525

square

#259FB5 #8325B5 #B53B25 #57B525

split-complementary

#259FB5 #B52557 #B58325

monochromatic

#10464F #1B7282 #259FB5 #3FC1D8 #72D1E2

Accessibility & contrast

On white

3.13

#259FB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.71

#259FB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259FB5

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259FB5	#FFFFFF	#000000	##000000
##259FB5	1.00	3.13	6.71	6.71
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.71	21.00	1.00	1.00
##000000	6.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F99B6

Deuteranopia (green-blind)

#7C8CB5

Tritanopia (blue-blind)

#00A8A6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #259fb5;
/* rgb */ color: rgb(37, 159, 181);
/* oklch */ color: oklch(64.9% 0.105 213.2);

Tailwind

colors: {
  custom: {
    50: '#79bbcb',
    500: '#259fb5',
    950: '#000000',
  },
}

SCSS

$custom: #259fb5;
$custom-light: #79bbcb;
$custom-dark: #000000;

JSON

{
  "hex": "#259fb5",
  "rgb": {
    "r": 37,
    "g": 159,
    "b": 181
  },
  "hsl": {
    "h": 189.167,
    "s": 66.055,
    "l": 42.745
  },
  "oklch": {
    "l": 0.64859,
    "c": 0.10525,
    "h": 213.2
  },
  "luminance": 0.28526
}

Semantic roles & 50–950 ramp

primary

#259FB5

secondary

#C97B6D

accent

#593FE9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0B1213

muted

#7C8182

Preview Lab

Preview with #259FB5

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

Preview Lab → · Contrast checker → · Palette generator →