#4293CB#4293CB

#4293CB is a light, moderate cyan. Relative luminance 0.263; OKLCH L 63.8% C 0.115 H 241.9°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4293CB
RGB	rgb(66, 147, 203)
HSL	hsl(205, 57%, 53%)
HSV	hsv(205, 67%, 80%)
CMYK	cmyk(67.5%, 27.6%, 0%, 20.4%)
CIE-LAB	lab(58.35, -6.87, -36.08)
CIE-LCH	lch(58.35, 36.73, 259.22°)
OKLab	oklab(63.75% -0.0542 -0.1017)
OKLCH	oklch(63.75% 0.115 241.9)
XYZ	xyz(23.4559, 26.3350, 60.3353)
Luminance	0.2634 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4293CB #CB7A42

analogous

#42CBBF #4293CB #424ECB

triadic

#4293CB #CB4293 #93CB42

tetradic

#4293CB #BF42CB #CB7A42 #4ECB42

square

#4293CB #BF42CB #CB7A42 #4ECB42

split-complementary

#4293CB #CB424E #CBBF42

monochromatic

#205173 #2D73A3 #4293CB #72AED8 #A2CAE5

Accessibility & contrast

On white

3.35

#4293CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#4293CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4293CB

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4293CB	#FFFFFF	#000000	##000000
##4293CB	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A94CE

Deuteranopia (green-blind)

#6786CA

Tritanopia (blue-blind)

#00A1A6

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4293cb;
/* rgb */ color: rgb(66, 147, 203);
/* oklch */ color: oklch(63.8% 0.115 241.9);

Tailwind

colors: {
  custom: {
    50: '#85b2db',
    500: '#4293cb',
    950: '#000000',
  },
}

SCSS

$custom: #4293cb;
$custom-light: #85b2db;
$custom-dark: #000000;

JSON

{
  "hex": "#4293cb",
  "rgb": {
    "r": 66,
    "g": 147,
    "b": 203
  },
  "hsl": {
    "h": 204.526,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.63752,
    "c": 0.11527,
    "h": 241.9
  },
  "luminance": 0.26337
}

Semantic roles & 50–950 ramp

primary

#4293CB

secondary

#D2AF97

accent

#8648E0

background

#F8FAFD

surface

#F0F5FB

border

#CBCFD4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #4293CB

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

Preview Lab → · Contrast checker → · Palette generator →