#2399A1#2399A1

#2399A1 is a light, moderate teal. Relative luminance 0.257; OKLCH L 62.5% C 0.099 H 202.0°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#2399A1
RGB	rgb(35, 153, 161)
HSL	hsl(184, 64%, 38%)
HSV	hsv(184, 78%, 63%)
CMYK	cmyk(78.3%, 5%, 0%, 36.9%)
CIE-LAB	lab(57.76, -28.10, -13.26)
CIE-LCH	lch(57.76, 31.07, 205.27°)
OKLab	oklab(62.52% -0.0914 -0.0369)
OKLCH	oklch(62.52% 0.099 202)
XYZ	xyz(18.5145, 25.7107, 37.6982)
Luminance	0.2571 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2399A1 #A12B23

analogous

#23A16A #2399A1 #235AA1

triadic

#2399A1 #A12399 #99A123

tetradic

#2399A1 #6A23A1 #A12B23 #5AA123

square

#2399A1 #6A23A1 #A12B23 #5AA123

split-complementary

#2399A1 #A1235A #A16A23

monochromatic

#0D393C #18696F #2399A1 #2FC8D2 #62D5DD

Accessibility & contrast

On white

3.42

#2399A1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#2399A1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2399A1

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2399A1	#FFFFFF	#000000	##000000
##2399A1	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D92A2

Deuteranopia (green-blind)

#7B85A1

Tritanopia (blue-blind)

#009F9B

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #2399a1;
/* rgb */ color: rgb(35, 153, 161);
/* oklch */ color: oklch(62.5% 0.099 202.0);

Tailwind

colors: {
  custom: {
    50: '#75b7bc',
    500: '#2399a1',
    950: '#000000',
  },
}

SCSS

$custom: #2399a1;
$custom-light: #75b7bc;
$custom-dark: #000000;

JSON

{
  "hex": "#2399a1",
  "rgb": {
    "r": 35,
    "g": 153,
    "b": 161
  },
  "hsl": {
    "h": 183.81,
    "s": 64.286,
    "l": 38.431
  },
  "oklch": {
    "l": 0.62516,
    "c": 0.09853,
    "h": 202
  },
  "luminance": 0.25713
}

Semantic roles & 50–950 ramp

primary

#2399A1

secondary

#C2645E

accent

#4B41E7

background

#F7FBFB

surface

#EEF6F6

border

#C9D0D0

text

#0A1112

muted

#7C8081

Preview Lab

Preview with #2399A1

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

Preview Lab → · Contrast checker → · Palette generator →