#4081CC#4081CC

#4081CC is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.6% C 0.133 H 253.7°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#4081CC
RGB	rgb(64, 129, 204)
HSL	hsl(212, 58%, 53%)
HSV	hsv(212, 69%, 80%)
CMYK	cmyk(68.6%, 36.8%, 0%, 20%)
CIE-LAB	lab(53.11, 3.70, -44.90)
CIE-LCH	lch(53.11, 45.05, 274.72°)
OKLab	oklab(59.63% -0.0374 -0.1277)
OKLCH	oklch(59.63% 0.133 253.7)
XYZ	xyz(20.8597, 21.1480, 60.0977)
Luminance	0.2115 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4081CC #CC8B40

analogous

#40C7CC #4081CC #4540CC

triadic

#4081CC #CC4081 #81CC40

tetradic

#4081CC #CC40C7 #CC8B40 #40CC45

square

#4081CC #CC40C7 #CC8B40 #40CC45

split-complementary

#4081CC #CC4540 #C7CC40

monochromatic

#1F4673 #2C63A3 #4081CC #70A1D9 #A1C1E6

Accessibility & contrast

On white

4.02

#4081CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#4081CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4081CC

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4081CC	#FFFFFF	#000000	##000000
##4081CC	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F86CF

Deuteranopia (green-blind)

#4B79CA

Tritanopia (blue-blind)

#00929D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4081cc;
/* rgb */ color: rgb(64, 129, 204);
/* oklch */ color: oklch(59.6% 0.133 253.7);

Tailwind

colors: {
  custom: {
    50: '#84a5dc',
    500: '#4081cc',
    950: '#000000',
  },
}

SCSS

$custom: #4081cc;
$custom-light: #84a5dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4081cc",
  "rgb": {
    "r": 64,
    "g": 129,
    "b": 204
  },
  "hsl": {
    "h": 212.143,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59626,
    "c": 0.13301,
    "h": 253.7
  },
  "luminance": 0.2115
}

Semantic roles & 50–950 ramp

primary

#4081CC

secondary

#D2B695

accent

#9947E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4081CC

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

Preview Lab → · Contrast checker → · Palette generator →