#4085DB#4085DB

#4085DB is a mid, vivid cyan. Relative luminance 0.230; OKLCH L 61.4% C 0.148 H 255.3°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#4085DB
RGB	rgb(64, 133, 219)
HSL	hsl(213, 68%, 55%)
HSV	hsv(213, 71%, 86%)
CMYK	cmyk(70.8%, 39.3%, 0%, 14.1%)
CIE-LAB	lab(55.05, 6.61, -50.29)
CIE-LCH	lch(55.05, 50.72, 277.49°)
OKLab	oklab(61.4% -0.0376 -0.1434)
OKLCH	oklch(61.4% 0.148 255.3)
XYZ	xyz(23.2834, 22.9770, 70.2120)
Luminance	0.2298 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4085DB #DB9640

analogous

#40D3DB #4085DB #4840DB

triadic

#4085DB #DB4085 #85DB40

tetradic

#4085DB #DB40D3 #DB9640 #40DB48

square

#4085DB #DB40D3 #DB9640 #40DB48

split-complementary

#4085DB #DB4840 #D3DB40

monochromatic

#194A87 #2367BB #4085DB #73A6E5 #A7C7EE

Accessibility & contrast

On white

3.75

#4085DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#4085DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4085DB

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4085DB	#FFFFFF	#000000	##000000
##4085DB	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D8CDE

Deuteranopia (green-blind)

#457DD9

Tritanopia (blue-blind)

#0099A5

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4085db;
/* rgb */ color: rgb(64, 133, 219);
/* oklch */ color: oklch(61.4% 0.148 255.3);

Tailwind

colors: {
  custom: {
    50: '#87a8e6',
    500: '#4085db',
    950: '#000000',
  },
}

SCSS

$custom: #4085db;
$custom-light: #87a8e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4085db",
  "rgb": {
    "r": 64,
    "g": 133,
    "b": 219
  },
  "hsl": {
    "h": 213.29,
    "s": 68.282,
    "l": 55.49
  },
  "oklch": {
    "l": 0.61397,
    "c": 0.14824,
    "h": 255.3
  },
  "luminance": 0.2298
}

Semantic roles & 50–950 ramp

primary

#4085DB

secondary

#DCBF9B

accent

#9D3DEB

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F16

muted

#7D7F84

Preview Lab

Preview with #4085DB

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

Preview Lab → · Contrast checker → · Palette generator →