#4294E3#4294E3

#4294E3 is a light, vivid cyan. Relative luminance 0.279; OKLCH L 65.3% C 0.143 H 250.2°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#4294E3
RGB	rgb(66, 148, 227)
HSL	hsl(209, 74%, 57%)
HSV	hsv(209, 71%, 89%)
CMYK	cmyk(70.9%, 34.8%, 0%, 11%)
CIE-LAB	lab(59.78, 0.80, -47.24)
CIE-LCH	lch(59.78, 47.25, 270.98°)
OKLab	oklab(65.25% -0.0482 -0.1342)
OKLCH	oklch(65.25% 0.143 250.2)
XYZ	xyz(26.6966, 27.8812, 76.6328)
Luminance	0.2788 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4294E3 #E39142

analogous

#42E3E2 #4294E3 #4243E3

triadic

#4294E3 #E34294 #94E342

tetradic

#4294E3 #E242E3 #E39142 #43E342

square

#4294E3 #E242E3 #E39142 #43E342

split-complementary

#4294E3 #E34243 #E3E242

monochromatic

#165695 #1E76CA #4294E3 #77B2EB #ADD0F3

Accessibility & contrast

On white

3.19

#4294E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#4294E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4294E3

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4294E3	#FFFFFF	#000000	##000000
##4294E3	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7098E6

Deuteranopia (green-blind)

#5989E1

Tritanopia (blue-blind)

#00A7B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4294e3;
/* rgb */ color: rgb(66, 148, 227);
/* oklch */ color: oklch(65.3% 0.143 250.2);

Tailwind

colors: {
  custom: {
    50: '#89b3ec',
    500: '#4294e3',
    950: '#000000',
  },
}

SCSS

$custom: #4294e3;
$custom-light: #89b3ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4294e3",
  "rgb": {
    "r": 66,
    "g": 148,
    "b": 227
  },
  "hsl": {
    "h": 209.441,
    "s": 74.194,
    "l": 57.451
  },
  "oklch": {
    "l": 0.6525,
    "c": 0.14264,
    "h": 250.2
  },
  "luminance": 0.27884
}

Semantic roles & 50–950 ramp

primary

#4294E3

secondary

#E1C0A0

accent

#9237F1

background

#F9FAFE

surface

#F1F5FD

border

#CBCFD5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4294E3

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

Preview Lab → · Contrast checker → · Palette generator →