#237C90#237C90

#237C90 is a mid, moderate cyan. Relative luminance 0.168; OKLCH L 54.4% C 0.086 H 216.4°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#237C90
RGB	rgb(35, 124, 144)
HSL	hsl(191, 61%, 35%)
HSV	hsv(191, 76%, 56%)
CMYK	cmyk(75.7%, 13.9%, 0%, 43.5%)
CIE-LAB	lab(47.99, -18.64, -18.26)
CIE-LCH	lch(47.99, 26.10, 224.42°)
OKLab	oklab(54.42% -0.0692 -0.051)
OKLCH	oklch(54.42% 0.086 216.4)
XYZ	xyz(12.9327, 16.7847, 28.9383)
Luminance	0.1679 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237C90 #903723

analogous

#23906D #237C90 #234690

triadic

#237C90 #90237C #7C9023

tetradic

#237C90 #6D2390 #903723 #469023

square

#237C90 #6D2390 #903723 #469023

split-complementary

#237C90 #902346 #906D23

monochromatic

#0B272E #17525F #237C90 #2FA6C1 #57BFD6

Accessibility & contrast

On white

4.82

#237C90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#237C90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237C90

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237C90	#FFFFFF	#000000	##FFFFFF
##237C90	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7891

Deuteranopia (green-blind)

#606D90

Tritanopia (blue-blind)

#008382

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #237c90;
/* rgb */ color: rgb(35, 124, 144);
/* oklch */ color: oklch(54.4% 0.086 216.4);

Tailwind

colors: {
  custom: {
    50: '#6fa2b0',
    500: '#237c90',
    950: '#000000',
  },
}

SCSS

$custom: #237c90;
$custom-light: #6fa2b0;
$custom-dark: #000000;

JSON

{
  "hex": "#237c90",
  "rgb": {
    "r": 35,
    "g": 124,
    "b": 144
  },
  "hsl": {
    "h": 191.009,
    "s": 60.894,
    "l": 35.098
  },
  "oklch": {
    "l": 0.54418,
    "c": 0.08592,
    "h": 216.4
  },
  "luminance": 0.16786
}

Semantic roles & 50–950 ramp

primary

#237C90

secondary

#BA6754

accent

#6144E4

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #237C90

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

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