#4080B5#4080B5

#4080B5 is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 58.1% C 0.105 H 246.0°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4080B5
RGB	rgb(64, 128, 181)
HSL	hsl(207, 48%, 48%)
HSV	hsv(207, 65%, 71%)
CMYK	cmyk(64.6%, 29.3%, 0%, 29%)
CIE-LAB	lab(51.68, -3.69, -34.01)
CIE-LCH	lch(51.68, 34.21, 263.80°)
OKLab	oklab(58.13% -0.0428 -0.0959)
OKLCH	oklch(58.13% 0.105 246)
XYZ	xyz(18.1709, 19.8627, 46.5834)
Luminance	0.1986 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4080B5 #B57540

analogous

#40B5AF #4080B5 #4046B5

triadic

#4080B5 #B54080 #80B540

tetradic

#4080B5 #AF40B5 #B57540 #46B540

square

#4080B5 #AF40B5 #B57540 #46B540

split-complementary

#4080B5 #B54046 #B5AF40

monochromatic

#20405B #306088 #4080B5 #689ECA #96BBDA

Accessibility & contrast

On white

4.22

#4080B5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4080B5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4080B5

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4080B5	#FFFFFF	#000000	##000000
##4080B5	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6982B7

Deuteranopia (green-blind)

#5976B4

Tritanopia (blue-blind)

#008D93

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4080b5;
/* rgb */ color: rgb(64, 128, 181);
/* oklch */ color: oklch(58.1% 0.105 246.0);

Tailwind

colors: {
  custom: {
    50: '#80a4cb',
    500: '#4080b5',
    950: '#000000',
  },
}

SCSS

$custom: #4080b5;
$custom-light: #80a4cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4080b5",
  "rgb": {
    "r": 64,
    "g": 128,
    "b": 181
  },
  "hsl": {
    "h": 207.179,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.58131,
    "c": 0.10503,
    "h": 246
  },
  "luminance": 0.19865
}

Semantic roles & 50–950 ramp

primary

#4080B5

secondary

#C5A68B

accent

#8E50D7

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4080B5

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

Preview Lab → · Contrast checker → · Palette generator →