#237F8F#237F8F

#237F8F is a mid, moderate teal. Relative luminance 0.175; OKLCH L 55.1% C 0.086 H 211.9°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#237F8F
RGB	rgb(35, 127, 143)
HSL	hsl(189, 61%, 35%)
HSV	hsv(189, 76%, 56%)
CMYK	cmyk(75.5%, 11.2%, 0%, 43.9%)
CIE-LAB	lab(48.91, -20.59, -16.28)
CIE-LCH	lch(48.91, 26.24, 218.33°)
OKLab	oklab(55.15% -0.0727 -0.0453)
OKLCH	oklch(55.15% 0.086 211.9)
XYZ	xyz(13.2383, 17.5177, 28.6648)
Luminance	0.1752 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237F8F #8F3323

analogous

#238F69 #237F8F #23498F

triadic

#237F8F #8F237F #7F8F23

tetradic

#237F8F #69238F #8F3323 #498F23

square

#237F8F #69238F #8F3323 #498F23

split-complementary

#237F8F #8F2349 #8F6923

monochromatic

#0B282D #17535E #237F8F #2FABC0 #57C3D6

Accessibility & contrast

On white

4.66

#237F8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#237F8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #237F8F

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237F8F	#FFFFFF	#000000	##FFFFFF
##237F8F	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727A90

Deuteranopia (green-blind)

#646F8F

Tritanopia (blue-blind)

#008684

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #237f8f;
/* rgb */ color: rgb(35, 127, 143);
/* oklch */ color: oklch(55.1% 0.086 211.9);

Tailwind

colors: {
  custom: {
    50: '#70a4af',
    500: '#237f8f',
    950: '#000000',
  },
}

SCSS

$custom: #237f8f;
$custom-light: #70a4af;
$custom-dark: #000000;

JSON

{
  "hex": "#237f8f",
  "rgb": {
    "r": 35,
    "g": 127,
    "b": 143
  },
  "hsl": {
    "h": 188.889,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.55145,
    "c": 0.08569,
    "h": 211.9
  },
  "luminance": 0.17519
}

Semantic roles & 50–950 ramp

primary

#237F8F

secondary

#BA6354

accent

#5C44E4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #237F8F

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

Preview Lab → · Contrast checker → · Palette generator →