#238FD4#238FD4

#238FD4 is a light, vivid cyan. Relative luminance 0.248; OKLCH L 62.5% C 0.139 H 243.0°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#238FD4
RGB	rgb(35, 143, 212)
HSL	hsl(203, 72%, 48%)
HSV	hsv(203, 83%, 83%)
CMYK	cmyk(83.5%, 32.5%, 0%, 16.9%)
CIE-LAB	lab(56.83, -5.12, -43.58)
CIE-LCH	lch(56.83, 43.88, 263.30°)
OKLab	oklab(62.47% -0.063 -0.1239)
OKLCH	oklch(62.47% 0.139 243)
XYZ	xyz(22.3946, 24.7529, 65.8721)
Luminance	0.2476 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#238FD4 #D46823

analogous

#23D4C0 #238FD4 #2336D4

triadic

#238FD4 #D4238F #8FD423

tetradic

#238FD4 #C023D4 #D46823 #36D423

square

#238FD4 #C023D4 #D46823 #36D423

split-complementary

#238FD4 #D42336 #D4C023

monochromatic

#12486B #1A6C9F #238FD4 #52AAE2 #86C4EB

Accessibility & contrast

On white

3.53

#238FD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#238FD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #238FD4

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##238FD4	#FFFFFF	#000000	##000000
##238FD4	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E91D7

Deuteranopia (green-blind)

#5681D3

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #238fd4;
/* rgb */ color: rgb(35, 143, 212);
/* oklch */ color: oklch(62.5% 0.139 243.0);

Tailwind

colors: {
  custom: {
    50: '#7cafe1',
    500: '#238fd4',
    950: '#000000',
  },
}

SCSS

$custom: #238fd4;
$custom-light: #7cafe1;
$custom-dark: #000000;

JSON

{
  "hex": "#238fd4",
  "rgb": {
    "r": 35,
    "g": 143,
    "b": 212
  },
  "hsl": {
    "h": 203.39,
    "s": 71.66,
    "l": 48.431
  },
  "oklch": {
    "l": 0.6247,
    "c": 0.13899,
    "h": 243
  },
  "luminance": 0.24756
}

Semantic roles & 50–950 ramp

primary

#238FD4

secondary

#D4A07E

accent

#8039EE

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0B1015

muted

#7C7F83

Preview Lab

Preview with #238FD4

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

Preview Lab → · Contrast checker → · Palette generator →