#4071C1#4071C1

#4071C1 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.4% C 0.136 H 259.7°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4071C1
RGB	rgb(64, 113, 193)
HSL	hsl(217, 51%, 50%)
HSV	hsv(217, 67%, 76%)
CMYK	cmyk(66.8%, 41.5%, 0%, 24.3%)
CIE-LAB	lab(47.94, 9.60, -46.83)
CIE-LCH	lch(47.94, 47.80, 281.59°)
OKLab	oklab(55.41% -0.0242 -0.1335)
OKLCH	oklch(55.41% 0.136 259.7)
XYZ	xyz(17.6417, 16.7488, 52.7448)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4071C1 #C19040

analogous

#40B2C1 #4071C1 #4F40C1

triadic

#4071C1 #C14071 #71C140

tetradic

#4071C1 #C140B2 #C19040 #40C14F

square

#4071C1 #C140B2 #C19040 #40C14F

split-complementary

#4071C1 #C14F40 #B2C140

monochromatic

#213B66 #305694 #4071C1 #6E93D0 #9CB6DF

Accessibility & contrast

On white

4.83

#4071C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4071C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4071C1

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4071C1	#FFFFFF	#000000	##FFFFFF
##4071C1	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C78C4

Deuteranopia (green-blind)

#386CBF

Tritanopia (blue-blind)

#00838F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4071c1;
/* rgb */ color: rgb(64, 113, 193);
/* oklch */ color: oklch(55.4% 0.136 259.7);

Tailwind

colors: {
  custom: {
    50: '#8299d4',
    500: '#4071c1',
    950: '#000000',
  },
}

SCSS

$custom: #4071c1;
$custom-light: #8299d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4071c1",
  "rgb": {
    "r": 64,
    "g": 113,
    "b": 193
  },
  "hsl": {
    "h": 217.209,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5541,
    "c": 0.13572,
    "h": 259.7
  },
  "luminance": 0.1675
}

Semantic roles & 50–950 ramp

primary

#4071C1

secondary

#CBB592

accent

#A54DDA

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4071C1

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

Preview Lab → · Contrast checker → · Palette generator →