#2399AC#2399AC

#2399AC is a light, moderate teal. Relative luminance 0.261; OKLCH L 63.0% C 0.101 H 211.3°. Best body text is #000000 at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#2399AC
RGB	rgb(35, 153, 172)
HSL	hsl(188, 66%, 41%)
HSV	hsv(188, 80%, 67%)
CMYK	cmyk(79.7%, 11%, 0%, 32.5%)
CIE-LAB	lab(58.15, -24.56, -18.93)
CIE-LCH	lch(58.15, 31.01, 217.62°)
OKLab	oklab(62.96% -0.0866 -0.0528)
OKLCH	oklch(62.96% 0.101 211.3)
XYZ	xyz(19.5275, 26.1159, 43.0334)
Luminance	0.2612 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2399AC #AC3623

analogous

#23AC7A #2399AC #2354AC

triadic

#2399AC #AC2399 #99AC23

tetradic

#2399AC #7A23AC #AC3623 #54AC23

square

#2399AC #7A23AC #AC3623 #54AC23

split-complementary

#2399AC #AC2354 #AC7A23

monochromatic

#0E3F46 #196C79 #2399AC #36C0D6 #69D0E0

Accessibility & contrast

On white

3.37

#2399AC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.22

#2399AC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2399AC

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2399AC	#FFFFFF	#000000	##000000
##2399AC	1.00	3.37	6.22	6.22
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.22	21.00	1.00	1.00
##000000	6.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A93AD

Deuteranopia (green-blind)

#7886AC

Tritanopia (blue-blind)

#00A19F

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #2399ac;
/* rgb */ color: rgb(35, 153, 172);
/* oklch */ color: oklch(63.0% 0.101 211.3);

Tailwind

colors: {
  custom: {
    50: '#76b7c4',
    500: '#2399ac',
    950: '#000000',
  },
}

SCSS

$custom: #2399ac;
$custom-light: #76b7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#2399ac",
  "rgb": {
    "r": 35,
    "g": 153,
    "b": 172
  },
  "hsl": {
    "h": 188.321,
    "s": 66.184,
    "l": 40.588
  },
  "oklch": {
    "l": 0.62956,
    "c": 0.10146,
    "h": 211.3
  },
  "luminance": 0.26118
}

Semantic roles & 50–950 ramp

primary

#2399AC

secondary

#C67264

accent

#563FE9

background

#F7FBFC

surface

#EEF6F8

border

#C9D0D1

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #2399AC

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

Preview Lab → · Contrast checker → · Palette generator →