#4083C7#4083C7

#4083C7 is a mid, vivid cyan. Relative luminance 0.214; OKLCH L 59.8% C 0.125 H 251.0°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#4083C7
RGB	rgb(64, 131, 199)
HSL	hsl(210, 55%, 52%)
HSV	hsv(210, 68%, 78%)
CMYK	cmyk(67.8%, 34.2%, 0%, 22%)
CIE-LAB	lab(53.43, 0.75, -41.55)
CIE-LCH	lch(53.43, 41.56, 271.03°)
OKLab	oklab(59.79% -0.0406 -0.1178)
OKLCH	oklch(59.79% 0.125 251)
XYZ	xyz(20.5356, 21.4440, 57.0786)
Luminance	0.2145 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4083C7 #C78440

analogous

#40C7C7 #4083C7 #4140C7

triadic

#4083C7 #C74083 #83C740

tetradic

#4083C7 #C740C7 #C78440 #40C741

square

#4083C7 #C740C7 #C78440 #40C741

split-complementary

#4083C7 #C74140 #C7C740

monochromatic

#20466D #2E649C #4083C7 #6FA2D5 #9FC0E3

Accessibility & contrast

On white

3.97

#4083C7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#4083C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4083C7

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4083C7	#FFFFFF	#000000	##000000
##4083C7	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6587CA

Deuteranopia (green-blind)

#527AC6

Tritanopia (blue-blind)

#00939C

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4083c7;
/* rgb */ color: rgb(64, 131, 199);
/* oklch */ color: oklch(59.8% 0.125 251.0);

Tailwind

colors: {
  custom: {
    50: '#83a6d8',
    500: '#4083c7',
    950: '#000000',
  },
}

SCSS

$custom: #4083c7;
$custom-light: #83a6d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4083c7",
  "rgb": {
    "r": 64,
    "g": 131,
    "b": 199
  },
  "hsl": {
    "h": 210.222,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.59793,
    "c": 0.12466,
    "h": 251
  },
  "luminance": 0.21446
}

Semantic roles & 50–950 ramp

primary

#4083C7

secondary

#CFB294

accent

#944ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4083C7

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

Preview Lab → · Contrast checker → · Palette generator →