#4293BC#4293BC

#4293BC is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.0% C 0.100 H 233.5°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#4293BC
RGB	rgb(66, 147, 188)
HSL	hsl(200, 48%, 50%)
HSV	hsv(200, 65%, 74%)
CMYK	cmyk(64.9%, 21.8%, 0%, 26.3%)
CIE-LAB	lab(57.71, -11.86, -28.62)
CIE-LCH	lch(57.71, 30.98, 247.49°)
OKLab	oklab(63.03% -0.0593 -0.0802)
OKLCH	oklch(63.03% 0.1 233.5)
XYZ	xyz(21.7541, 25.6543, 51.3725)
Luminance	0.2566 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4293BC #BC6B42

analogous

#42BCA8 #4293BC #4256BC

triadic

#4293BC #BC4293 #93BC42

tetradic

#4293BC #A842BC #BC6B42 #56BC42

square

#4293BC #A842BC #BC6B42 #56BC42

split-complementary

#4293BC #BC4256 #BCA842

monochromatic

#224C61 #32708F #4293BC #6FADCC #9CC7DC

Accessibility & contrast

On white

3.42

#4293BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.13

#4293BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4293BC

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4293BC	#FFFFFF	#000000	##000000
##4293BC	1.00	3.42	6.13	6.13
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.13	21.00	1.00	1.00
##000000	6.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F92BE

Deuteranopia (green-blind)

#6E85BB

Tritanopia (blue-blind)

#009EA1

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4293bc;
/* rgb */ color: rgb(66, 147, 188);
/* oklch */ color: oklch(63.0% 0.100 233.5);

Tailwind

colors: {
  custom: {
    50: '#83b2d0',
    500: '#4293bc',
    950: '#000000',
  },
}

SCSS

$custom: #4293bc;
$custom-light: #83b2d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4293bc",
  "rgb": {
    "r": 66,
    "g": 147,
    "b": 188
  },
  "hsl": {
    "h": 200.164,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.63026,
    "c": 0.09972,
    "h": 233.5
  },
  "luminance": 0.25657
}

Semantic roles & 50–950 ramp

primary

#4293BC

secondary

#C9A491

accent

#7E50D8

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #4293BC

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

Preview Lab → · Contrast checker → · Palette generator →