#4077D3#4077D3

#4077D3 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 57.9% C 0.153 H 260.1°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4077D3
RGB	rgb(64, 119, 211)
HSL	hsl(218, 63%, 54%)
HSV	hsv(218, 70%, 83%)
CMYK	cmyk(69.7%, 43.6%, 0%, 17.3%)
CIE-LAB	lab(50.67, 12.31, -52.76)
CIE-LCH	lch(50.67, 54.18, 283.14°)
OKLab	oklab(57.86% -0.0264 -0.1509)
OKLCH	oklch(57.86% 0.153 260.1)
XYZ	xyz(20.4648, 18.9847, 64.2013)
Luminance	0.1899 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077D3 #D39C40

analogous

#40C1D3 #4077D3 #5340D3

triadic

#4077D3 #D34077 #77D340

tetradic

#4077D3 #D340C1 #D39C40 #40D353

square

#4077D3 #D340C1 #D39C40 #40D353

split-complementary

#4077D3 #D35340 #C1D340

monochromatic

#1D407C #285AAE #4077D3 #729ADE #A3BEEA

Accessibility & contrast

On white

4.38

#4077D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#4077D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077D3

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077D3	#FFFFFF	#000000	##000000
##4077D3	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A80D7

Deuteranopia (green-blind)

#3072D1

Tritanopia (blue-blind)

#008C9B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4077d3;
/* rgb */ color: rgb(64, 119, 211);
/* oklch */ color: oklch(57.9% 0.153 260.1);

Tailwind

colors: {
  custom: {
    50: '#859de1',
    500: '#4077d3',
    950: '#000000',
  },
}

SCSS

$custom: #4077d3;
$custom-light: #859de1;
$custom-dark: #000000;

JSON

{
  "hex": "#4077d3",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 211
  },
  "hsl": {
    "h": 217.551,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.57855,
    "c": 0.15317,
    "h": 260.1
  },
  "luminance": 0.18987
}

Semantic roles & 50–950 ramp

primary

#4077D3

secondary

#D7BF98

accent

#A842E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4077D3

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

Preview Lab → · Contrast checker → · Palette generator →