#4071C4#4071C4

#4071C4 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.6% C 0.140 H 260.3°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4071C4
RGB	rgb(64, 113, 196)
HSL	hsl(218, 53%, 51%)
HSV	hsv(218, 67%, 77%)
CMYK	cmyk(67.3%, 42.3%, 0%, 23.1%)
CIE-LAB	lab(48.11, 10.67, -48.28)
CIE-LCH	lch(48.11, 49.45, 282.46°)
OKLab	oklab(55.6% -0.0236 -0.1378)
OKLCH	oklch(55.6% 0.14 260.3)
XYZ	xyz(17.9797, 16.8840, 54.5252)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4071C4 #C49340

analogous

#40B3C4 #4071C4 #5140C4

triadic

#4071C4 #C44071 #71C440

tetradic

#4071C4 #C440B3 #C49340 #40C451

square

#4071C4 #C440B3 #C49340 #40C451

split-complementary

#4071C4 #C45140 #B3C440

monochromatic

#203B69 #2F5698 #4071C4 #6F94D2 #9EB7E1

Accessibility & contrast

On white

4.80

#4071C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#4071C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4071C4

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4071C4	#FFFFFF	#000000	##FFFFFF
##4071C4	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A79C7

Deuteranopia (green-blind)

#356DC2

Tritanopia (blue-blind)

#008491

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4071c4;
/* rgb */ color: rgb(64, 113, 196);
/* oklch */ color: oklch(55.6% 0.140 260.3);

Tailwind

colors: {
  custom: {
    50: '#8399d6',
    500: '#4071c4',
    950: '#000000',
  },
}

SCSS

$custom: #4071c4;
$custom-light: #8399d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4071c4",
  "rgb": {
    "r": 64,
    "g": 113,
    "b": 196
  },
  "hsl": {
    "h": 217.727,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.55599,
    "c": 0.13981,
    "h": 260.3
  },
  "luminance": 0.16886
}

Semantic roles & 50–950 ramp

primary

#4071C4

secondary

#CDB793

accent

#A74CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4071C4

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

Preview Lab → · Contrast checker → · Palette generator →