#237B78#237B78

#237B78 is a mid, moderate teal. Relative luminance 0.159; OKLCH L 53.2% C 0.081 H 191.7°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#237B78
RGB	rgb(35, 123, 120)
HSL	hsl(178, 56%, 31%)
HSV	hsv(178, 72%, 48%)
CMYK	cmyk(71.5%, 0%, 2.4%, 51.8%)
CIE-LAB	lab(46.81, -25.88, -5.85)
CIE-LCH	lch(46.81, 26.53, 192.73°)
OKLab	oklab(53.19% -0.0789 -0.0163)
OKLCH	oklch(53.19% 0.081 191.7)
XYZ	xyz(11.1647, 15.8780, 20.2420)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237B78 #7B2326

analogous

#237B4C #237B78 #23527B

triadic

#237B78 #78237B #7B7823

tetradic

#237B78 #4C237B #7B2326 #527B23

square

#237B78 #4C237B #7B2326 #527B23

split-complementary

#237B78 #7B2352 #7B4C23

monochromatic

#081C1B #154B4A #237B78 #31ABA6 #4CCCC8

Accessibility & contrast

On white

5.03

#237B78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#237B78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237B78

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237B78	#FFFFFF	#000000	##FFFFFF
##237B78	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737578

Deuteranopia (green-blind)

#666B79

Tritanopia (blue-blind)

#007F7A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #237b78;
/* rgb */ color: rgb(35, 123, 120);
/* oklch */ color: oklch(53.2% 0.081 191.7);

Tailwind

colors: {
  custom: {
    50: '#6ca19e',
    500: '#237b78',
    950: '#000000',
  },
}

SCSS

$custom: #237b78;
$custom-light: #6ca19e;
$custom-dark: #000000;

JSON

{
  "hex": "#237b78",
  "rgb": {
    "r": 35,
    "g": 123,
    "b": 120
  },
  "hsl": {
    "h": 177.955,
    "s": 55.696,
    "l": 30.98
  },
  "oklch": {
    "l": 0.53188,
    "c": 0.08059,
    "h": 191.7
  },
  "luminance": 0.15879
}

Semantic roles & 50–950 ramp

primary

#237B78

secondary

#AE4C50

accent

#494EDF

background

#F6FAF9

surface

#ECF3F2

border

#C7CDCC

text

#080F0E

muted

#7A7F7E

Preview Lab

Preview with #237B78

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

Preview Lab → · Contrast checker → · Palette generator →