#237D7B#237D7B

#237D7B is a mid, moderate teal. Relative luminance 0.165; OKLCH L 53.8% C 0.082 H 192.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#237D7B
RGB	rgb(35, 125, 123)
HSL	hsl(179, 56%, 31%)
HSV	hsv(179, 72%, 49%)
CMYK	cmyk(72%, 0%, 1.6%, 51%)
CIE-LAB	lab(47.56, -25.96, -6.51)
CIE-LCH	lch(47.56, 26.77, 194.07°)
OKLab	oklab(53.83% -0.0797 -0.0181)
OKLCH	oklch(53.83% 0.082 192.8)
XYZ	xyz(11.6003, 16.4533, 21.2995)
Luminance	0.1646 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237D7B #7D2325

analogous

#237D4E #237D7B #23527D

triadic

#237D7B #7B237D #7D7B23

tetradic

#237D7B #4E237D #7D2325 #527D23

square

#237D7B #4E237D #7D2325 #527D23

split-complementary

#237D7B #7D2352 #7D4E23

monochromatic

#081D1D #164D4C #237D7B #30ADAA #4DCDCA

Accessibility & contrast

On white

4.89

#237D7B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#237D7B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237D7B

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237D7B	#FFFFFF	#000000	##FFFFFF
##237D7B	1.00	4.89	4.29	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#75777B

Deuteranopia (green-blind)

#686D7C

Tritanopia (blue-blind)

#00817C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #237d7b;
/* rgb */ color: rgb(35, 125, 123);
/* oklch */ color: oklch(53.8% 0.082 192.8);

Tailwind

colors: {
  custom: {
    50: '#6da3a1',
    500: '#237d7b',
    950: '#000000',
  },
}

SCSS

$custom: #237d7b;
$custom-light: #6da3a1;
$custom-dark: #000000;

JSON

{
  "hex": "#237d7b",
  "rgb": {
    "r": 35,
    "g": 125,
    "b": 123
  },
  "hsl": {
    "h": 178.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.53828,
    "c": 0.0817,
    "h": 192.8
  },
  "luminance": 0.16455
}

Semantic roles & 50–950 ramp

primary

#237D7B

secondary

#AF4C4F

accent

#484CE0

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#080F0E

muted

#7B7F7E

Preview Lab

Preview with #237D7B

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

Preview Lab → · Contrast checker → · Palette generator →