#4080B8#4080B8

#4080B8 is a mid, moderate cyan. Relative luminance 0.200; OKLCH L 58.3% C 0.109 H 247.3°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#4080B8
RGB	rgb(64, 128, 184)
HSL	hsl(208, 48%, 49%)
HSV	hsv(208, 65%, 72%)
CMYK	cmyk(65.2%, 30.4%, 0%, 27.8%)
CIE-LAB	lab(51.82, -2.67, -35.51)
CIE-LCH	lch(51.82, 35.61, 265.70°)
OKLab	oklab(58.29% -0.0419 -0.1003)
OKLCH	oklch(58.29% 0.109 247.3)
XYZ	xyz(18.4820, 19.9872, 48.2220)
Luminance	0.1999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4080B8 #B87840

analogous

#40B8B4 #4080B8 #4044B8

triadic

#4080B8 #B84080 #80B840

tetradic

#4080B8 #B440B8 #B87840 #44B840

square

#4080B8 #B440B8 #B87840 #44B840

split-complementary

#4080B8 #B84044 #B8B440

monochromatic

#20415D #30608B #4080B8 #6A9ECB #97BBDB

Accessibility & contrast

On white

4.20

#4080B8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#4080B8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4080B8

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4080B8	#FFFFFF	#000000	##000000
##4080B8	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6782BA

Deuteranopia (green-blind)

#5776B7

Tritanopia (blue-blind)

#008D94

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4080b8;
/* rgb */ color: rgb(64, 128, 184);
/* oklch */ color: oklch(58.3% 0.109 247.3);

Tailwind

colors: {
  custom: {
    50: '#81a4cd',
    500: '#4080b8',
    950: '#000000',
  },
}

SCSS

$custom: #4080b8;
$custom-light: #81a4cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4080b8",
  "rgb": {
    "r": 64,
    "g": 128,
    "b": 184
  },
  "hsl": {
    "h": 208,
    "s": 48.387,
    "l": 48.627
  },
  "oklch": {
    "l": 0.58289,
    "c": 0.10868,
    "h": 247.3
  },
  "luminance": 0.19989
}

Semantic roles & 50–950 ramp

primary

#4080B8

secondary

#C7A88D

accent

#8F50D8

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4080B8

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

Preview Lab → · Contrast checker → · Palette generator →