#4293D9#4293D9

#4293D9 is a light, vivid cyan. Relative luminance 0.270; OKLCH L 64.5% C 0.131 H 247.6°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4293D9
RGB	rgb(66, 147, 217)
HSL	hsl(208, 67%, 55%)
HSV	hsv(208, 70%, 85%)
CMYK	cmyk(69.6%, 32.3%, 0%, 14.9%)
CIE-LAB	lab(59.00, -2.08, -42.90)
CIE-LCH	lch(59.00, 42.95, 267.22°)
OKLab	oklab(64.48% -0.05 -0.1216)
OKLCH	oklch(64.48% 0.131 247.6)
XYZ	xyz(25.2001, 27.0327, 69.5219)
Luminance	0.2703 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4293D9 #D98842

analogous

#42D9D4 #4293D9 #4247D9

triadic

#4293D9 #D94293 #93D942

tetradic

#4293D9 #D442D9 #D98842 #47D942

square

#4293D9 #D442D9 #D98842 #47D942

split-complementary

#4293D9 #D94247 #D9D442

monochromatic

#1B5486 #2574B9 #4293D9 #75B0E3 #A8CDED

Accessibility & contrast

On white

3.28

#4293D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#4293D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4293D9

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4293D9	#FFFFFF	#000000	##000000
##4293D9	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7496DC

Deuteranopia (green-blind)

#5E88D8

Tritanopia (blue-blind)

#00A4AC

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4293d9;
/* rgb */ color: rgb(66, 147, 217);
/* oklch */ color: oklch(64.5% 0.131 247.6);

Tailwind

colors: {
  custom: {
    50: '#87b2e5',
    500: '#4293d9',
    950: '#000000',
  },
}

SCSS

$custom: #4293d9;
$custom-light: #87b2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4293d9",
  "rgb": {
    "r": 66,
    "g": 147,
    "b": 217
  },
  "hsl": {
    "h": 207.815,
    "s": 66.52,
    "l": 55.49
  },
  "oklch": {
    "l": 0.64479,
    "c": 0.13145,
    "h": 247.6
  },
  "luminance": 0.27035
}

Semantic roles & 50–950 ramp

primary

#4293D9

secondary

#DBB99C

accent

#8E3EE9

background

#F9FAFE

surface

#F1F5FC

border

#CBCFD5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4293D9

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

Preview Lab → · Contrast checker → · Palette generator →