#259F9B#259F9B

#259F9B is a light, moderate teal. Relative luminance 0.276; OKLCH L 63.9% C 0.101 H 191.5°. Best body text is #000000 at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#259F9B
RGB	rgb(37, 159, 155)
HSL	hsl(178, 62%, 38%)
HSV	hsv(178, 77%, 62%)
CMYK	cmyk(76.7%, 0%, 2.5%, 37.6%)
CIE-LAB	lab(59.48, -32.62, -7.27)
CIE-LCH	lch(59.48, 33.42, 192.57°)
OKLab	oklab(63.86% -0.0994 -0.0203)
OKLCH	oklch(63.86% 0.101 191.5)
XYZ	xyz(19.0747, 27.5538, 35.3171)
Luminance	0.2756 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259F9B #9F2529

analogous

#259F5E #259F9B #25669F

triadic

#259F9B #9B259F #9F9B25

tetradic

#259F9B #5E259F #9F2529 #669F25

square

#259F9B #5E259F #9F2529 #669F25

split-complementary

#259F9B #9F2566 #9F5E25

monochromatic

#0E3C3A #196D6B #259F9B #32CFCA #64DBD7

Accessibility & contrast

On white

3.23

#259F9B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.51

#259F9B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259F9B

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259F9B	#FFFFFF	#000000	##000000
##259F9B	1.00	3.23	6.51	6.51
#FFFFFF	3.23	1.00	21.00	21.00
#000000	6.51	21.00	1.00	1.00
##000000	6.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95979B

Deuteranopia (green-blind)

#848A9C

Tritanopia (blue-blind)

#00A49D

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259f9b;
/* rgb */ color: rgb(37, 159, 155);
/* oklch */ color: oklch(63.9% 0.101 191.5);

Tailwind

colors: {
  custom: {
    50: '#76bcb8',
    500: '#259f9b',
    950: '#000000',
  },
}

SCSS

$custom: #259f9b;
$custom-light: #76bcb8;
$custom-dark: #000000;

JSON

{
  "hex": "#259f9b",
  "rgb": {
    "r": 37,
    "g": 159,
    "b": 155
  },
  "hsl": {
    "h": 178.033,
    "s": 62.245,
    "l": 38.431
  },
  "oklch": {
    "l": 0.6386,
    "c": 0.10149,
    "h": 191.5
  },
  "luminance": 0.27556
}

Semantic roles & 50–950 ramp

primary

#259F9B

secondary

#C05F63

accent

#4248E5

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1211

muted

#7C8180

Preview Lab

Preview with #259F9B

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

Preview Lab → · Contrast checker → · Palette generator →