#4077E3#4077E3

#4077E3 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.9% C 0.174 H 262.2°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4077E3
RGB	rgb(64, 119, 227)
HSL	hsl(220, 74%, 57%)
HSV	hsv(220, 72%, 89%)
CMYK	cmyk(71.8%, 47.6%, 0%, 11%)
CIE-LAB	lab(51.64, 18.07, -60.24)
CIE-LCH	lch(51.64, 62.89, 286.70°)
OKLab	oklab(58.91% -0.0238 -0.1729)
OKLCH	oklch(58.91% 0.174 262.2)
XYZ	xyz(22.5714, 19.8273, 75.2956)
Luminance	0.1983 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077E3 #E3AC40

analogous

#40C8E3 #4077E3 #5B40E3

triadic

#4077E3 #E34077 #77E340

tetradic

#4077E3 #E340C8 #E3AC40 #40E35B

square

#4077E3 #E340C8 #E3AC40 #40E35B

split-complementary

#4077E3 #E35B40 #C8E340

monochromatic

#164093 #1D57C8 #4077E3 #759DEB #ABC3F3

Accessibility & contrast

On white

4.23

#4077E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4077E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077E3

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077E3	#FFFFFF	#000000	##000000
##4077E3	1.00	4.23	4.97	4.97
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C83E7

Deuteranopia (green-blind)

#0874E1

Tritanopia (blue-blind)

#0091A2

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4077e3;
/* rgb */ color: rgb(64, 119, 227);
/* oklch */ color: oklch(58.9% 0.174 262.2);

Tailwind

colors: {
  custom: {
    50: '#889dec',
    500: '#4077e3',
    950: '#000000',
  },
}

SCSS

$custom: #4077e3;
$custom-light: #889dec;
$custom-dark: #000000;

JSON

{
  "hex": "#4077e3",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 227
  },
  "hsl": {
    "h": 219.755,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58915,
    "c": 0.17449,
    "h": 262.2
  },
  "luminance": 0.1983
}

Semantic roles & 50–950 ramp

primary

#4077E3

secondary

#E1CA9E

accent

#B237F1

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4077E3

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

Preview Lab → · Contrast checker → · Palette generator →