#4075BC#4075BC

#4075BC is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 56.0% C 0.124 H 256.4°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4075BC
RGB	rgb(64, 117, 188)
HSL	hsl(214, 49%, 49%)
HSV	hsv(214, 66%, 74%)
CMYK	cmyk(66%, 37.8%, 0%, 26.3%)
CIE-LAB	lab(48.81, 5.35, -42.56)
CIE-LCH	lch(48.81, 42.90, 277.17°)
OKLab	oklab(56% -0.0294 -0.121)
OKLCH	oklch(56% 0.125 256.4)
XYZ	xyz(17.5495, 17.4417, 50.0089)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075BC #BC8740

analogous

#40B3BC #4075BC #4940BC

triadic

#4075BC #BC4075 #75BC40

tetradic

#4075BC #BC40B3 #BC8740 #40BC49

square

#4075BC #BC40B3 #BC8740 #40BC49

split-complementary

#4075BC #BC4940 #B3BC40

monochromatic

#213C61 #30598E #4075BC #6C96CD #9AB6DD

Accessibility & contrast

On white

4.68

#4075BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#4075BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4075BC

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075BC	#FFFFFF	#000000	##FFFFFF
##4075BC	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#567ABF

Deuteranopia (green-blind)

#446FBB

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4075bc;
/* rgb */ color: rgb(64, 117, 188);
/* oklch */ color: oklch(56.0% 0.124 256.4);

Tailwind

colors: {
  custom: {
    50: '#819cd0',
    500: '#4075bc',
    950: '#000000',
  },
}

SCSS

$custom: #4075bc;
$custom-light: #819cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4075bc",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 188
  },
  "hsl": {
    "h": 214.355,
    "s": 49.206,
    "l": 49.412
  },
  "oklch": {
    "l": 0.55996,
    "c": 0.1245,
    "h": 256.4
  },
  "luminance": 0.17443
}

Semantic roles & 50–950 ramp

primary

#4075BC

secondary

#C9B08F

accent

#9E4FD9

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #4075BC

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

Preview Lab → · Contrast checker → · Palette generator →