#4081C9#4081C9

#4081C9 is a mid, vivid cyan. Relative luminance 0.210; OKLCH L 59.5% C 0.129 H 252.8°. Best body text is #000000 at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#4081C9
RGB	rgb(64, 129, 201)
HSL	hsl(212, 56%, 52%)
HSV	hsv(212, 68%, 79%)
CMYK	cmyk(68.2%, 35.8%, 0%, 21.2%)
CIE-LAB	lab(52.96, 2.65, -43.44)
CIE-LCH	lch(52.96, 43.52, 273.49°)
OKLab	oklab(59.45% -0.0381 -0.1234)
OKLCH	oklch(59.45% 0.129 252.8)
XYZ	xyz(20.5033, 21.0054, 58.2209)
Luminance	0.2101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4081C9 #C98840

analogous

#40C5C9 #4081C9 #4440C9

triadic

#4081C9 #C94081 #81C940

tetradic

#4081C9 #C940C5 #C98840 #40C944

square

#4081C9 #C940C5 #C98840 #40C944

split-complementary

#4081C9 #C94440 #C5C940

monochromatic

#1F456F #2D639F #4081C9 #70A0D6 #9FC0E4

Accessibility & contrast

On white

4.04

#4081C9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.20

#4081C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4081C9

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4081C9	#FFFFFF	#000000	##000000
##4081C9	1.00	4.04	5.20	5.20
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.20	21.00	1.00	1.00
##000000	5.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6185CC

Deuteranopia (green-blind)

#4D79C8

Tritanopia (blue-blind)

#00929B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4081c9;
/* rgb */ color: rgb(64, 129, 201);
/* oklch */ color: oklch(59.5% 0.129 252.8);

Tailwind

colors: {
  custom: {
    50: '#84a5da',
    500: '#4081c9',
    950: '#000000',
  },
}

SCSS

$custom: #4081c9;
$custom-light: #84a5da;
$custom-dark: #000000;

JSON

{
  "hex": "#4081c9",
  "rgb": {
    "r": 64,
    "g": 129,
    "b": 201
  },
  "hsl": {
    "h": 211.533,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.59453,
    "c": 0.12915,
    "h": 252.8
  },
  "luminance": 0.21008
}

Semantic roles & 50–950 ramp

primary

#4081C9

secondary

#D0B494

accent

#9849DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4081C9

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

Preview Lab → · Contrast checker → · Palette generator →