#237181#237181

#237181 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 50.9% C 0.077 H 214.3°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#237181
RGB	rgb(35, 113, 129)
HSL	hsl(190, 57%, 32%)
HSV	hsv(190, 73%, 51%)
CMYK	cmyk(72.9%, 12.4%, 0%, 49.4%)
CIE-LAB	lab(43.87, -17.72, -15.64)
CIE-LCH	lch(43.87, 23.63, 221.44°)
OKLab	oklab(50.92% -0.0639 -0.0436)
OKLCH	oklch(50.92% 0.077 214.3)
XYZ	xyz(10.5590, 13.7513, 22.8624)
Luminance	0.1375 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237181 #813323

analogous

#238162 #237181 #234281

triadic

#237181 #812371 #718123

tetradic

#237181 #622381 #813323 #428123

square

#237181 #622381 #813323 #428123

split-complementary

#237181 #812342 #816223

monochromatic

#091D21 #164751 #237181 #309BB1 #4FB9CF

Accessibility & contrast

On white

5.60

#237181 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#237181 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237181

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237181	#FFFFFF	#000000	##FFFFFF
##237181	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656D82

Deuteranopia (green-blind)

#586481

Tritanopia (blue-blind)

#007776

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #237181;
/* rgb */ color: rgb(35, 113, 129);
/* oklch */ color: oklch(50.9% 0.077 214.3);

Tailwind

colors: {
  custom: {
    50: '#6c9aa5',
    500: '#237181',
    950: '#000000',
  },
}

SCSS

$custom: #237181;
$custom-light: #6c9aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#237181",
  "rgb": {
    "r": 35,
    "g": 113,
    "b": 129
  },
  "hsl": {
    "h": 190.213,
    "s": 57.317,
    "l": 32.157
  },
  "oklch": {
    "l": 0.50916,
    "c": 0.07733,
    "h": 214.3
  },
  "luminance": 0.13753
}

Semantic roles & 50–950 ramp

primary

#237181

secondary

#B35E4D

accent

#6147E1

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E0F

muted

#7A7E7F

Preview Lab

Preview with #237181

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

Preview Lab → · Contrast checker → · Palette generator →