#237E8F#237E8F

#237E8F is a mid, moderate teal. Relative luminance 0.173; OKLCH L 54.9% C 0.086 H 213.1°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#237E8F
RGB	rgb(35, 126, 143)
HSL	hsl(189, 61%, 35%)
HSV	hsv(189, 76%, 56%)
CMYK	cmyk(75.5%, 11.9%, 0%, 43.9%)
CIE-LAB	lab(48.59, -20.05, -16.76)
CIE-LCH	lch(48.59, 26.14, 219.89°)
OKLab	oklab(54.89% -0.0717 -0.0467)
OKLCH	oklch(54.89% 0.086 213.1)
XYZ	xyz(13.1098, 17.2606, 28.6220)
Luminance	0.1726 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237E8F #8F3423

analogous

#238F6A #237E8F #23488F

triadic

#237E8F #8F237E #7E8F23

tetradic

#237E8F #6A238F #8F3423 #488F23

square

#237E8F #6A238F #8F3423 #488F23

split-complementary

#237E8F #8F2348 #8F6A23

monochromatic

#0B272D #17535E #237E8F #2FA9C0 #57C2D6

Accessibility & contrast

On white

4.72

#237E8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#237E8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237E8F

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237E8F	#FFFFFF	#000000	##FFFFFF
##237E8F	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#717A90

Deuteranopia (green-blind)

#626F8F

Tritanopia (blue-blind)

#008583

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #237e8f;
/* rgb */ color: rgb(35, 126, 143);
/* oklch */ color: oklch(54.9% 0.086 213.1);

Tailwind

colors: {
  custom: {
    50: '#6fa3af',
    500: '#237e8f',
    950: '#000000',
  },
}

SCSS

$custom: #237e8f;
$custom-light: #6fa3af;
$custom-dark: #000000;

JSON

{
  "hex": "#237e8f",
  "rgb": {
    "r": 35,
    "g": 126,
    "b": 143
  },
  "hsl": {
    "h": 189.444,
    "s": 60.674,
    "l": 34.902
  },
  "oklch": {
    "l": 0.54888,
    "c": 0.08555,
    "h": 213.1
  },
  "luminance": 0.17262
}

Semantic roles & 50–950 ramp

primary

#237E8F

secondary

#BA6454

accent

#5D44E4

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #237E8F

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

Preview Lab → · Contrast checker → · Palette generator →