#259CB3#259CB3

#259CB3 is a light, moderate teal. Relative luminance 0.274; OKLCH L 64.0% C 0.104 H 214.3°. Best body text is #000000 at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#259CB3
RGB	rgb(37, 156, 179)
HSL	hsl(190, 66%, 42%)
HSV	hsv(190, 79%, 70%)
CMYK	cmyk(79.3%, 12.8%, 0%, 29.8%)
CIE-LAB	lab(59.36, -23.61, -21.04)
CIE-LCH	lch(59.36, 31.62, 221.71°)
OKLab	oklab(64.03% -0.086 -0.0587)
OKLCH	oklch(64.03% 0.104 214.3)
XYZ	xyz(20.7846, 27.4223, 46.8367)
Luminance	0.2742 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259CB3 #B33C25

analogous

#25B383 #259CB3 #2555B3

triadic

#259CB3 #B3259C #9CB325

tetradic

#259CB3 #8325B3 #B33C25 #55B325

square

#259CB3 #8325B3 #B33C25 #55B325

split-complementary

#259CB3 #B32555 #B38325

monochromatic

#10444E #1B7080 #259CB3 #3EBED7 #71CFE2

Accessibility & contrast

On white

3.24

#259CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.49

#259CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259CB3

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259CB3	#FFFFFF	#000000	##000000
##259CB3	1.00	3.24	6.49	6.49
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.49	21.00	1.00	1.00
##000000	6.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C97B4

Deuteranopia (green-blind)

#7989B3

Tritanopia (blue-blind)

#00A5A3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259cb3;
/* rgb */ color: rgb(37, 156, 179);
/* oklch */ color: oklch(64.0% 0.104 214.3);

Tailwind

colors: {
  custom: {
    50: '#78b9c9',
    500: '#259cb3',
    950: '#000000',
  },
}

SCSS

$custom: #259cb3;
$custom-light: #78b9c9;
$custom-dark: #000000;

JSON

{
  "hex": "#259cb3",
  "rgb": {
    "r": 37,
    "g": 156,
    "b": 179
  },
  "hsl": {
    "h": 189.718,
    "s": 65.741,
    "l": 42.353
  },
  "oklch": {
    "l": 0.64032,
    "c": 0.10413,
    "h": 214.3
  },
  "luminance": 0.27425
}

Semantic roles & 50–950 ramp

primary

#259CB3

secondary

#C87A6B

accent

#5B3FE9

background

#F8FBFC

surface

#EFF6F8

border

#CAD0D1

text

#0A1113

muted

#7C8082

Preview Lab

Preview with #259CB3

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

Preview Lab → · Contrast checker → · Palette generator →