#238ED4#238ED4

#238ED4 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.2% C 0.140 H 243.6°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#238ED4
RGB	rgb(35, 142, 212)
HSL	hsl(204, 72%, 48%)
HSV	hsv(204, 83%, 83%)
CMYK	cmyk(83.5%, 33%, 0%, 16.9%)
CIE-LAB	lab(56.54, -4.54, -44.04)
CIE-LCH	lch(56.54, 44.27, 264.12°)
OKLab	oklab(62.24% -0.0622 -0.1252)
OKLCH	oklch(62.24% 0.14 243.6)
XYZ	xyz(22.2451, 24.4540, 65.8222)
Luminance	0.2446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238ED4 #D46923

analogous

#23D4C1 #238ED4 #2335D4

triadic

#238ED4 #D4238E #8ED423

tetradic

#238ED4 #C123D4 #D46923 #35D423

square

#238ED4 #C123D4 #D46923 #35D423

split-complementary

#238ED4 #D42335 #D4C123

monochromatic

#12486B #1A6B9F #238ED4 #52A9E2 #86C3EB

Accessibility & contrast

On white

3.56

#238ED4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#238ED4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238ED4

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238ED4	#FFFFFF	#000000	##000000
##238ED4	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D90D7

Deuteranopia (green-blind)

#5481D3

Tritanopia (blue-blind)

#009FA7

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #238ed4;
/* rgb */ color: rgb(35, 142, 212);
/* oklch */ color: oklch(62.2% 0.140 243.6);

Tailwind

colors: {
  custom: {
    50: '#7caee1',
    500: '#238ed4',
    950: '#000000',
  },
}

SCSS

$custom: #238ed4;
$custom-light: #7caee1;
$custom-dark: #000000;

JSON

{
  "hex": "#238ed4",
  "rgb": {
    "r": 35,
    "g": 142,
    "b": 212
  },
  "hsl": {
    "h": 203.729,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.62237,
    "c": 0.13983,
    "h": 243.6
  },
  "luminance": 0.24457
}

Semantic roles & 50–950 ramp

primary

#238ED4

secondary

#D4A07E

accent

#8139EE

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0B1015

muted

#7C7F83

Preview Lab

Preview with #238ED4

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

Preview Lab → · Contrast checker → · Palette generator →