#237D97#237D97

#237D97 is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.0% C 0.090 H 221.7°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#237D97
RGB	rgb(35, 125, 151)
HSL	hsl(193, 62%, 36%)
HSV	hsv(193, 77%, 59%)
CMYK	cmyk(76.8%, 17.2%, 0%, 40.8%)
CIE-LAB	lab(48.58, -16.79, -21.46)
CIE-LCH	lch(48.58, 27.25, 231.97°)
OKLab	oklab(54.99% -0.0673 -0.0601)
OKLCH	oklch(54.99% 0.09 221.7)
XYZ	xyz(13.6103, 17.2573, 31.8858)
Luminance	0.1726 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237D97 #973D23

analogous

#239777 #237D97 #234397

triadic

#237D97 #97237D #7D9723

tetradic

#237D97 #772397 #973D23 #439723

square

#237D97 #772397 #973D23 #439723

split-complementary

#237D97 #972343 #977723

monochromatic

#0C2B34 #175465 #237D97 #2FA6C9 #5BBDD9

Accessibility & contrast

On white

4.72

#237D97 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#237D97 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237D97

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237D97	#FFFFFF	#000000	##FFFFFF
##237D97	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)

#6E7A98

Deuteranopia (green-blind)

#5E6E97

Tritanopia (blue-blind)

#008585

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #237d97;
/* rgb */ color: rgb(35, 125, 151);
/* oklch */ color: oklch(55.0% 0.090 221.7);

Tailwind

colors: {
  custom: {
    50: '#70a2b5',
    500: '#237d97',
    950: '#000000',
  },
}

SCSS

$custom: #237d97;
$custom-light: #70a2b5;
$custom-dark: #000000;

JSON

{
  "hex": "#237d97",
  "rgb": {
    "r": 35,
    "g": 125,
    "b": 151
  },
  "hsl": {
    "h": 193.448,
    "s": 62.366,
    "l": 36.471
  },
  "oklch": {
    "l": 0.54988,
    "c": 0.09022,
    "h": 221.7
  },
  "luminance": 0.17259
}

Semantic roles & 50–950 ramp

primary

#237D97

secondary

#BE6F58

accent

#6742E5

background

#F7FAFB

surface

#EDF3F6

border

#C8CDD0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #237D97

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

Preview Lab → · Contrast checker → · Palette generator →