#4071CD#4071CD

#4071CD is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.2% C 0.152 H 261.7°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4071CD
RGB	rgb(64, 113, 205)
HSL	hsl(219, 59%, 53%)
HSV	hsv(219, 69%, 80%)
CMYK	cmyk(68.8%, 44.9%, 0%, 19.6%)
CIE-LAB	lab(48.64, 13.90, -52.59)
CIE-LCH	lch(48.64, 54.40, 284.80°)
OKLab	oklab(56.18% -0.0219 -0.1505)
OKLCH	oklch(56.18% 0.152 261.7)
XYZ	xyz(19.0350, 17.3061, 60.0830)
Luminance	0.1731 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4071CD #CD9C40

analogous

#40B7CD #4071CD #5540CD

triadic

#4071CD #CD4071 #71CD40

tetradic

#4071CD #CD40B7 #CD9C40 #40CD55

square

#4071CD #CD40B7 #CD9C40 #40CD55

split-complementary

#4071CD #CD5540 #B7CD40

monochromatic

#1E3C74 #2B55A5 #4071CD #7195DA #A1B9E6

Accessibility & contrast

On white

4.71

#4071CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#4071CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4071CD

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4071CD	#FFFFFF	#000000	##FFFFFF
##4071CD	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437AD0

Deuteranopia (green-blind)

#296DCB

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4071cd;
/* rgb */ color: rgb(64, 113, 205);
/* oklch */ color: oklch(56.2% 0.152 261.7);

Tailwind

colors: {
  custom: {
    50: '#8499dd',
    500: '#4071cd',
    950: '#000000',
  },
}

SCSS

$custom: #4071cd;
$custom-light: #8499dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4071cd",
  "rgb": {
    "r": 64,
    "g": 113,
    "b": 205
  },
  "hsl": {
    "h": 219.149,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.56179,
    "c": 0.15205,
    "h": 261.7
  },
  "luminance": 0.17308
}

Semantic roles & 50–950 ramp

primary

#4071CD

secondary

#D3BE96

accent

#AC46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4071CD

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

Preview Lab → · Contrast checker → · Palette generator →