#259EA1#259EA1

#259EA1 is a light, moderate teal. Relative luminance 0.274; OKLCH L 63.8% C 0.100 H 197.5°. Best body text is #000000 at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#259EA1
RGB	rgb(37, 158, 161)
HSL	hsl(181, 63%, 39%)
HSV	hsv(181, 77%, 63%)
CMYK	cmyk(77%, 1.9%, 0%, 36.9%)
CIE-LAB	lab(59.36, -30.33, -10.86)
CIE-LCH	lch(59.36, 32.22, 199.69°)
OKLab	oklab(63.82% -0.0957 -0.0302)
OKLCH	oklch(63.82% 0.1 197.5)
XYZ	xyz(19.4199, 27.4179, 37.9800)
Luminance	0.2742 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#259EA1 #A12825

analogous

#25A166 #259EA1 #2560A1

triadic

#259EA1 #A1259E #9EA125

tetradic

#259EA1 #6625A1 #A12825 #60A125

square

#259EA1 #6625A1 #A12825 #60A125

split-complementary

#259EA1 #A12560 #A16625

monochromatic

#0E3C3D #1A6D6F #259EA1 #33CCD0 #65D9DC

Accessibility & contrast

On white

3.24

#259EA1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.48

#259EA1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #259EA1

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##259EA1	#FFFFFF	#000000	##000000
##259EA1	1.00	3.24	6.48	6.48
#FFFFFF	3.24	1.00	21.00	21.00
#000000	6.48	21.00	1.00	1.00
##000000	6.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9396A1

Deuteranopia (green-blind)

#8189A2

Tritanopia (blue-blind)

#00A49F

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #259ea1;
/* rgb */ color: rgb(37, 158, 161);
/* oklch */ color: oklch(63.8% 0.100 197.5);

Tailwind

colors: {
  custom: {
    50: '#76bbbc',
    500: '#259ea1',
    950: '#000000',
  },
}

SCSS

$custom: #259ea1;
$custom-light: #76bbbc;
$custom-dark: #000000;

JSON

{
  "hex": "#259ea1",
  "rgb": {
    "r": 37,
    "g": 158,
    "b": 161
  },
  "hsl": {
    "h": 181.452,
    "s": 62.626,
    "l": 38.824
  },
  "oklch": {
    "l": 0.63822,
    "c": 0.10036,
    "h": 197.5
  },
  "luminance": 0.2742
}

Semantic roles & 50–950 ramp

primary

#259EA1

secondary

#C16361

accent

#4642E6

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1212

muted

#7C8181

Preview Lab

Preview with #259EA1

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

Preview Lab → · Contrast checker → · Palette generator →