#237B8A#237B8A

#237B8A is a mid, moderate teal. Relative luminance 0.164; OKLCH L 53.9% C 0.083 H 211.5°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#237B8A
RGB	rgb(35, 123, 138)
HSL	hsl(189, 60%, 34%)
HSV	hsv(189, 75%, 54%)
CMYK	cmyk(74.6%, 10.9%, 0%, 45.9%)
CIE-LAB	lab(47.44, -20.12, -15.56)
CIE-LCH	lch(47.44, 25.43, 217.73°)
OKLab	oklab(53.9% -0.0707 -0.0433)
OKLCH	oklch(53.9% 0.083 211.5)
XYZ	xyz(12.3616, 16.3568, 26.5455)
Luminance	0.1636 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237B8A #8A3223

analogous

#238A66 #237B8A #23488A

triadic

#237B8A #8A237B #7B8A23

tetradic

#237B8A #66238A #8A3223 #488A23

square

#237B8A #66238A #8A3223 #488A23

split-complementary

#237B8A #8A2348 #8A6623

monochromatic

#0A2428 #174F59 #237B8A #2FA7BB #54C1D4

Accessibility & contrast

On white

4.92

#237B8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#237B8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237B8A

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237B8A	#FFFFFF	#000000	##FFFFFF
##237B8A	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F778B

Deuteranopia (green-blind)

#616C8A

Tritanopia (blue-blind)

#008180

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #237b8a;
/* rgb */ color: rgb(35, 123, 138);
/* oklch */ color: oklch(53.9% 0.083 211.5);

Tailwind

colors: {
  custom: {
    50: '#6ea1ac',
    500: '#237b8a',
    950: '#000000',
  },
}

SCSS

$custom: #237b8a;
$custom-light: #6ea1ac;
$custom-dark: #000000;

JSON

{
  "hex": "#237b8a",
  "rgb": {
    "r": 35,
    "g": 123,
    "b": 138
  },
  "hsl": {
    "h": 188.738,
    "s": 59.538,
    "l": 33.922
  },
  "oklch": {
    "l": 0.53901,
    "c": 0.08291,
    "h": 211.5
  },
  "luminance": 0.16358
}

Semantic roles & 50–950 ramp

primary

#237B8A

secondary

#B76051

accent

#5C45E3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #237B8A

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

Preview Lab → · Contrast checker → · Palette generator →