#4077D1#4077D1

#4077D1 is a mid, vivid blue. Relative luminance 0.189; OKLCH L 57.7% C 0.150 H 259.8°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4077D1
RGB	rgb(64, 119, 209)
HSL	hsl(217, 61%, 54%)
HSV	hsv(217, 69%, 82%)
CMYK	cmyk(69.4%, 43.1%, 0%, 18%)
CIE-LAB	lab(50.55, 11.60, -51.81)
CIE-LCH	lch(50.55, 53.10, 282.62°)
OKLab	oklab(57.73% -0.0268 -0.1481)
OKLCH	oklch(57.73% 0.15 259.8)
XYZ	xyz(20.2157, 18.8850, 62.8890)
Luminance	0.1889 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077D1 #D19A40

analogous

#40BFD1 #4077D1 #5140D1

triadic

#4077D1 #D14077 #77D140

tetradic

#4077D1 #D140BF #D19A40 #40D151

square

#4077D1 #D140BF #D19A40 #40D151

split-complementary

#4077D1 #D15140 #BFD140

monochromatic

#1D4079 #295AAB #4077D1 #719ADD #A3BDE9

Accessibility & contrast

On white

4.40

#4077D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#4077D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077D1

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077D1	#FFFFFF	#000000	##000000
##4077D1	1.00	4.40	4.78	4.78
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C80D4

Deuteranopia (green-blind)

#3272CF

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4077d1;
/* rgb */ color: rgb(64, 119, 209);
/* oklch */ color: oklch(57.7% 0.150 259.8);

Tailwind

colors: {
  custom: {
    50: '#859ddf',
    500: '#4077d1',
    950: '#000000',
  },
}

SCSS

$custom: #4077d1;
$custom-light: #859ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#4077d1",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 209
  },
  "hsl": {
    "h": 217.241,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57727,
    "c": 0.15049,
    "h": 259.8
  },
  "luminance": 0.18887
}

Semantic roles & 50–950 ramp

primary

#4077D1

secondary

#D5BE97

accent

#A744E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4077D1

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

Preview Lab → · Contrast checker → · Palette generator →