#237D81#237D81

#237D81 is a mid, moderate teal. Relative luminance 0.166; OKLCH L 54.1% C 0.081 H 199.4°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#237D81
RGB	rgb(35, 125, 129)
HSL	hsl(183, 57%, 32%)
HSV	hsv(183, 73%, 51%)
CMYK	cmyk(72.9%, 3.1%, 0%, 49.4%)
CIE-LAB	lab(47.76, -24.09, -9.76)
CIE-LCH	lch(47.76, 25.99, 202.05°)
OKLab	oklab(54.06% -0.0769 -0.0271)
OKLCH	oklch(54.06% 0.081 199.4)
XYZ	xyz(11.9874, 16.6081, 23.3385)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237D81 #812723

analogous

#238156 #237D81 #234E81

triadic

#237D81 #81237D #7D8123

tetradic

#237D81 #562381 #812723 #4E8123

square

#237D81 #562381 #812723 #4E8123

split-complementary

#237D81 #81234E #815623

monochromatic

#092021 #164E51 #237D81 #30ACB1 #4FCACF

Accessibility & contrast

On white

4.86

#237D81 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#237D81 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237D81

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237D81	#FFFFFF	#000000	##FFFFFF
##237D81	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#747781

Deuteranopia (green-blind)

#666D81

Tritanopia (blue-blind)

#00827E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #237d81;
/* rgb */ color: rgb(35, 125, 129);
/* oklch */ color: oklch(54.1% 0.081 199.4);

Tailwind

colors: {
  custom: {
    50: '#6ea3a5',
    500: '#237d81',
    950: '#000000',
  },
}

SCSS

$custom: #237d81;
$custom-light: #6ea3a5;
$custom-dark: #000000;

JSON

{
  "hex": "#237d81",
  "rgb": {
    "r": 35,
    "g": 125,
    "b": 129
  },
  "hsl": {
    "h": 182.553,
    "s": 57.317,
    "l": 32.157
  },
  "oklch": {
    "l": 0.54055,
    "c": 0.08149,
    "h": 199.4
  },
  "luminance": 0.1661
}

Semantic roles & 50–950 ramp

primary

#237D81

secondary

#B3514D

accent

#4E47E1

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F0F

muted

#7B7F7F

Preview Lab

Preview with #237D81

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

Preview Lab → · Contrast checker → · Palette generator →