#259CB1#259CB1

#259CB1 is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.9% C 0.103 H 212.7°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#259CB1
RGB	rgb(37, 156, 177)
HSL	hsl(189, 65%, 42%)
HSV	hsv(189, 79%, 69%)
CMYK	cmyk(79.1%, 11.9%, 0%, 30.6%)
CIE-LAB	lab(59.29, -24.26, -20.02)
CIE-LCH	lch(59.29, 31.46, 219.53°)
OKLab	oklab(63.95% -0.0868 -0.0558)
OKLCH	oklch(63.95% 0.103 212.7)
XYZ	xyz(20.5838, 27.3420, 45.7791)
Luminance	0.2735 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259CB1 #B13A25

analogous

#25B180 #259CB1 #2556B1

triadic

#259CB1 #B1259C #9CB125

tetradic

#259CB1 #8025B1 #B13A25 #56B125

square

#259CB1 #8025B1 #B13A25 #56B125

split-complementary

#259CB1 #B12556 #B18025

monochromatic

#10434C #1A6F7E #259CB1 #3DBFD6 #6FD0E1

Accessibility & contrast

On white

3.25

#259CB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#259CB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259CB1

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259CB1	#FFFFFF	#000000	##000000
##259CB1	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C96B2

Deuteranopia (green-blind)

#7989B1

Tritanopia (blue-blind)

#00A4A2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259cb1;
/* rgb */ color: rgb(37, 156, 177);
/* oklch */ color: oklch(63.9% 0.103 212.7);

Tailwind

colors: {
  custom: {
    50: '#78b9c8',
    500: '#259cb1',
    950: '#000000',
  },
}

SCSS

$custom: #259cb1;
$custom-light: #78b9c8;
$custom-dark: #000000;

JSON

{
  "hex": "#259cb1",
  "rgb": {
    "r": 37,
    "g": 156,
    "b": 177
  },
  "hsl": {
    "h": 189,
    "s": 65.421,
    "l": 41.961
  },
  "oklch": {
    "l": 0.63948,
    "c": 0.10323,
    "h": 212.7
  },
  "luminance": 0.27345
}

Semantic roles & 50–950 ramp

primary

#259CB1

secondary

#C8786A

accent

#593FE8

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #259CB1

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

Preview Lab → · Contrast checker → · Palette generator →