#2599A9#2599A9

#2599A9 is a light, moderate teal. Relative luminance 0.260; OKLCH L 62.9% C 0.100 H 209.0°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#2599A9
RGB	rgb(37, 153, 169)
HSL	hsl(187, 64%, 40%)
HSV	hsv(187, 78%, 66%)
CMYK	cmyk(78.1%, 9.5%, 0%, 33.7%)
CIE-LAB	lab(58.07, -25.33, -17.34)
CIE-LCH	lch(58.07, 30.70, 214.39°)
OKLab	oklab(62.87% -0.0872 -0.0483)
OKLCH	oklch(62.87% 0.1 209)
XYZ	xyz(19.3125, 26.0380, 41.5364)
Luminance	0.2604 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2599A9 #A93525

analogous

#25A977 #2599A9 #2557A9

triadic

#2599A9 #A92599 #99A925

tetradic

#2599A9 #7725A9 #A93525 #57A925

square

#2599A9 #7725A9 #A93525 #57A925

split-complementary

#2599A9 #A92557 #A97725

monochromatic

#0F3E45 #1A6C77 #2599A9 #38C1D3 #6AD0DE

Accessibility & contrast

On white

3.38

#2599A9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#2599A9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2599A9

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2599A9	#FFFFFF	#000000	##000000
##2599A9	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B93AA

Deuteranopia (green-blind)

#7986A9

Tritanopia (blue-blind)

#00A09E

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #2599a9;
/* rgb */ color: rgb(37, 153, 169);
/* oklch */ color: oklch(62.9% 0.100 209.0);

Tailwind

colors: {
  custom: {
    50: '#76b7c2',
    500: '#2599a9',
    950: '#000000',
  },
}

SCSS

$custom: #2599a9;
$custom-light: #76b7c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2599a9",
  "rgb": {
    "r": 37,
    "g": 153,
    "b": 169
  },
  "hsl": {
    "h": 187.273,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.6287,
    "c": 0.09969,
    "h": 209
  },
  "luminance": 0.2604
}

Semantic roles & 50–950 ramp

primary

#2599A9

secondary

#C47165

accent

#5541E7

background

#F7FBFB

surface

#EEF6F7

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #2599A9

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

Preview Lab → · Contrast checker → · Palette generator →