#4081BF#4081BF

#4081BF is a mid, moderate cyan. Relative luminance 0.206; OKLCH L 58.9% C 0.116 H 249.5°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#4081BF
RGB	rgb(64, 129, 191)
HSL	hsl(209, 50%, 50%)
HSV	hsv(209, 66%, 75%)
CMYK	cmyk(66.5%, 32.5%, 0%, 25.1%)
CIE-LAB	lab(52.45, -0.84, -38.53)
CIE-LCH	lch(52.45, 38.54, 268.75°)
OKLab	oklab(58.9% -0.0408 -0.1091)
OKLCH	oklch(58.9% 0.116 249.5)
XYZ	xyz(19.3651, 20.5501, 52.2261)
Luminance	0.2055 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4081BF #BF7E40

analogous

#40BFBD #4081BF #4042BF

triadic

#4081BF #BF4081 #81BF40

tetradic

#4081BF #BD40BF #BF7E40 #42BF40

square

#4081BF #BD40BF #BF7E40 #42BF40

split-complementary

#4081BF #BF4042 #BFBD40

monochromatic

#214363 #316291 #4081BF #6E9FCE #9CBDDE

Accessibility & contrast

On white

4.11

#4081BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#4081BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4081BF

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4081BF	#FFFFFF	#000000	##000000
##4081BF	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6684C2

Deuteranopia (green-blind)

#5478BE

Tritanopia (blue-blind)

#009097

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4081bf;
/* rgb */ color: rgb(64, 129, 191);
/* oklch */ color: oklch(58.9% 0.116 249.5);

Tailwind

colors: {
  custom: {
    50: '#82a5d2',
    500: '#4081bf',
    950: '#000000',
  },
}

SCSS

$custom: #4081bf;
$custom-light: #82a5d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4081bf",
  "rgb": {
    "r": 64,
    "g": 129,
    "b": 191
  },
  "hsl": {
    "h": 209.291,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.58895,
    "c": 0.11647,
    "h": 249.5
  },
  "luminance": 0.20552
}

Semantic roles & 50–950 ramp

primary

#4081BF

secondary

#CAAD91

accent

#924ED9

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C0F14

muted

#7D7F82

Preview Lab

Preview with #4081BF

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

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