#4077D0#4077D0

#4077D0 is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.7% C 0.149 H 259.6°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#4077D0
RGB	rgb(64, 119, 208)
HSL	hsl(217, 61%, 53%)
HSV	hsv(217, 69%, 82%)
CMYK	cmyk(69.2%, 42.8%, 0%, 18.4%)
CIE-LAB	lab(50.49, 11.24, -51.34)
CIE-LCH	lch(50.49, 52.55, 282.35°)
OKLab	oklab(57.66% -0.027 -0.1467)
OKLCH	oklch(57.66% 0.149 259.6)
XYZ	xyz(20.0923, 18.8356, 62.2390)
Luminance	0.1884 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077D0 #D09940

analogous

#40BFD0 #4077D0 #5140D0

triadic

#4077D0 #D04077 #77D040

tetradic

#4077D0 #D040BF #D09940 #40D051

square

#4077D0 #D040BF #D09940 #40D051

split-complementary

#4077D0 #D05140 #BFD040

monochromatic

#1E4078 #2A5AA9 #4077D0 #719ADC #A2BDE8

Accessibility & contrast

On white

4.40

#4077D0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#4077D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077D0

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077D0	#FFFFFF	#000000	##000000
##4077D0	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7FD3

Deuteranopia (green-blind)

#3472CE

Tritanopia (blue-blind)

#008C99

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4077d0;
/* rgb */ color: rgb(64, 119, 208);
/* oklch */ color: oklch(57.7% 0.149 259.6);

Tailwind

colors: {
  custom: {
    50: '#859ddf',
    500: '#4077d0',
    950: '#000000',
  },
}

SCSS

$custom: #4077d0;
$custom-light: #859ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#4077d0",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 208
  },
  "hsl": {
    "h": 217.083,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.57663,
    "c": 0.14915,
    "h": 259.6
  },
  "luminance": 0.18838
}

Semantic roles & 50–950 ramp

primary

#4077D0

secondary

#D5BD97

accent

#A744E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4077D0

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

Preview Lab → · Contrast checker → · Palette generator →