#237E8C#237E8C

#237E8C is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.8% C 0.084 H 210.0°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#237E8C
RGB	rgb(35, 126, 140)
HSL	hsl(188, 60%, 34%)
HSV	hsv(188, 75%, 55%)
CMYK	cmyk(75%, 10%, 0%, 45.1%)
CIE-LAB	lab(48.47, -21.05, -15.17)
CIE-LCH	lch(48.47, 25.95, 215.77°)
OKLab	oklab(54.76% -0.073 -0.0422)
OKLCH	oklch(54.76% 0.084 210)
XYZ	xyz(12.8856, 17.1710, 27.4411)
Luminance	0.1717 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237E8C #8C3123

analogous

#238C66 #237E8C #234A8C

triadic

#237E8C #8C237E #7E8C23

tetradic

#237E8C #66238C #8C3123 #4A8C23

square

#237E8C #66238C #8C3123 #4A8C23

split-complementary

#237E8C #8C234A #8C6623

monochromatic

#0B262A #17525B #237E8C #2FAABD #55C3D4

Accessibility & contrast

On white

4.74

#237E8C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#237E8C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237E8C

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237E8C	#FFFFFF	#000000	##FFFFFF
##237E8C	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72798D

Deuteranopia (green-blind)

#636F8C

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #237e8c;
/* rgb */ color: rgb(35, 126, 140);
/* oklch */ color: oklch(54.8% 0.084 210.0);

Tailwind

colors: {
  custom: {
    50: '#6fa3ad',
    500: '#237e8c',
    950: '#000000',
  },
}

SCSS

$custom: #237e8c;
$custom-light: #6fa3ad;
$custom-dark: #000000;

JSON

{
  "hex": "#237e8c",
  "rgb": {
    "r": 35,
    "g": 126,
    "b": 140
  },
  "hsl": {
    "h": 188,
    "s": 60,
    "l": 34.314
  },
  "oklch": {
    "l": 0.54761,
    "c": 0.08431,
    "h": 210
  },
  "luminance": 0.17172
}

Semantic roles & 50–950 ramp

primary

#237E8C

secondary

#B86052

accent

#5A45E3

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #237E8C

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

Preview Lab → · Contrast checker → · Palette generator →