#237A9A#237A9A

#237A9A is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.4% C 0.093 H 227.5°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#237A9A
RGB	rgb(35, 122, 154)
HSL	hsl(196, 63%, 37%)
HSV	hsv(196, 77%, 60%)
CMYK	cmyk(77.3%, 20.8%, 0%, 39.6%)
CIE-LAB	lab(47.76, -14.07, -24.49)
CIE-LCH	lch(47.76, 28.24, 240.12°)
OKLab	oklab(54.37% -0.0631 -0.0687)
OKLCH	oklch(54.37% 0.093 227.5)
XYZ	xyz(13.4830, 16.6079, 33.0606)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237A9A #9A4323

analogous

#239A7E #237A9A #233F9A

triadic

#237A9A #9A237A #7A9A23

tetradic

#237A9A #7E239A #9A4323 #3F9A23

square

#237A9A #7E239A #9A4323 #3F9A23

split-complementary

#237A9A #9A233F #9A7E23

monochromatic

#0C2B36 #185268 #237A9A #2EA2CC #5DB9DA

Accessibility & contrast

On white

4.86

#237A9A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#237A9A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237A9A

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237A9A	#FFFFFF	#000000	##FFFFFF
##237A9A	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69789C

Deuteranopia (green-blind)

#596C9A

Tritanopia (blue-blind)

#008385

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #237a9a;
/* rgb */ color: rgb(35, 122, 154);
/* oklch */ color: oklch(54.4% 0.093 227.5);

Tailwind

colors: {
  custom: {
    50: '#71a0b8',
    500: '#237a9a',
    950: '#000000',
  },
}

SCSS

$custom: #237a9a;
$custom-light: #71a0b8;
$custom-dark: #000000;

JSON

{
  "hex": "#237a9a",
  "rgb": {
    "r": 35,
    "g": 122,
    "b": 154
  },
  "hsl": {
    "h": 196.134,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.54372,
    "c": 0.09331,
    "h": 227.5
  },
  "luminance": 0.16609
}

Semantic roles & 50–950 ramp

primary

#237A9A

secondary

#BF755A

accent

#6E42E6

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #237A9A

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

Preview Lab → · Contrast checker → · Palette generator →