#237FA2#237FA2

#237FA2 is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 56.0% C 0.098 H 228.6°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#237FA2
RGB	rgb(35, 127, 162)
HSL	hsl(197, 64%, 39%)
HSV	hsv(197, 78%, 64%)
CMYK	cmyk(78.4%, 21.6%, 0%, 36.5%)
CIE-LAB	lab(49.67, -14.05, -26.21)
CIE-LCH	lch(49.67, 29.74, 241.81°)
OKLab	oklab(56.01% -0.065 -0.0737)
OKLCH	oklch(56.01% 0.098 228.6)
XYZ	xyz(14.8014, 18.1429, 36.8972)
Luminance	0.1815 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237FA2 #A24623

analogous

#23A285 #237FA2 #2340A2

triadic

#237FA2 #A2237F #7FA223

tetradic

#237FA2 #8523A2 #A24623 #40A223

square

#237FA2 #8523A2 #A24623 #40A223

split-complementary

#237FA2 #A22340 #A28523

monochromatic

#0D303D #185870 #237FA2 #30A6D2 #62BBDD

Accessibility & contrast

On white

4.54

#237FA2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#237FA2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #237FA2

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237FA2	#FFFFFF	#000000	##000000
##237FA2	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7DA4

Deuteranopia (green-blind)

#5C71A2

Tritanopia (blue-blind)

#00898B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #237fa2;
/* rgb */ color: rgb(35, 127, 162);
/* oklch */ color: oklch(56.0% 0.098 228.6);

Tailwind

colors: {
  custom: {
    50: '#72a4bd',
    500: '#237fa2',
    950: '#000000',
  },
}

SCSS

$custom: #237fa2;
$custom-light: #72a4bd;
$custom-dark: #000000;

JSON

{
  "hex": "#237fa2",
  "rgb": {
    "r": 35,
    "g": 127,
    "b": 162
  },
  "hsl": {
    "h": 196.535,
    "s": 64.467,
    "l": 38.627
  },
  "oklch": {
    "l": 0.56011,
    "c": 0.09827,
    "h": 228.6
  },
  "luminance": 0.18145
}

Semantic roles & 50–950 ramp

primary

#237FA2

secondary

#C27A5E

accent

#6E40E7

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F12

muted

#7B7F81

Preview Lab

Preview with #237FA2

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

Preview Lab → · Contrast checker → · Palette generator →