#237AAE#237AAE

#237AAE is a mid, moderate cyan. Relative luminance 0.173; OKLCH L 55.4% C 0.113 H 240.4°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#237AAE
RGB	rgb(35, 122, 174)
HSL	hsl(202, 67%, 41%)
HSV	hsv(202, 80%, 68%)
CMYK	cmyk(79.9%, 29.9%, 0%, 31.8%)
CIE-LAB	lab(48.67, -6.84, -34.74)
CIE-LCH	lch(48.67, 35.41, 258.87°)
OKLab	oklab(55.4% -0.056 -0.0984)
OKLCH	oklch(55.4% 0.113 240.4)
XYZ	xyz(15.2896, 17.3305, 42.5755)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#237AAE #AE5723

analogous

#23AE9C #237AAE #2334AE

triadic

#237AAE #AE237A #7AAE23

tetradic

#237AAE #9C23AE #AE5723 #34AE23

square

#237AAE #9C23AE #AE5723 #34AE23

split-complementary

#237AAE #AE2334 #AE9C23

monochromatic

#0F3348 #19567B #237AAE #379BD7 #6AB5E1

Accessibility & contrast

On white

4.70

#237AAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#237AAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #237AAE

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##237AAE	#FFFFFF	#000000	##FFFFFF
##237AAE	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#617BB0

Deuteranopia (green-blind)

#4E6EAD

Tritanopia (blue-blind)

#00878C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #237aae;
/* rgb */ color: rgb(35, 122, 174);
/* oklch */ color: oklch(55.4% 0.113 240.4);

Tailwind

colors: {
  custom: {
    50: '#74a0c6',
    500: '#237aae',
    950: '#000000',
  },
}

SCSS

$custom: #237aae;
$custom-light: #74a0c6;
$custom-dark: #000000;

JSON

{
  "hex": "#237aae",
  "rgb": {
    "r": 35,
    "g": 122,
    "b": 174
  },
  "hsl": {
    "h": 202.446,
    "s": 66.507,
    "l": 40.98
  },
  "oklch": {
    "l": 0.55399,
    "c": 0.11323,
    "h": 240.4
  },
  "luminance": 0.17332
}

Semantic roles & 50–950 ramp

primary

#237AAE

secondary

#C78A66

accent

#7E3EE9

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #237AAE

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

Preview Lab → · Contrast checker → · Palette generator →