#4077DF#4077DF

#4077DF is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.6% C 0.169 H 261.7°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4077DF
RGB	rgb(64, 119, 223)
HSL	hsl(219, 71%, 56%)
HSV	hsv(219, 71%, 87%)
CMYK	cmyk(71.3%, 46.6%, 0%, 12.5%)
CIE-LAB	lab(51.39, 16.63, -58.39)
CIE-LCH	lch(51.39, 60.71, 285.90°)
OKLab	oklab(58.65% -0.0244 -0.1674)
OKLCH	oklch(58.65% 0.169 261.7)
XYZ	xyz(22.0257, 19.6090, 72.4218)
Luminance	0.1961 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4077DF #DFA840

analogous

#40C7DF #4077DF #5940DF

triadic

#4077DF #DF4077 #77DF40

tetradic

#4077DF #DF40C7 #DFA840 #40DF59

square

#4077DF #DF40C7 #DFA840 #40DF59

split-complementary

#4077DF #DF5940 #C7DF40

monochromatic

#18408D #2058C1 #4077DF #749CE8 #A9C2F1

Accessibility & contrast

On white

4.27

#4077DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#4077DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4077DF

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4077DF	#FFFFFF	#000000	##000000
##4077DF	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4082E3

Deuteranopia (green-blind)

#1874DD

Tritanopia (blue-blind)

#008FA0

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4077df;
/* rgb */ color: rgb(64, 119, 223);
/* oklch */ color: oklch(58.6% 0.169 261.7);

Tailwind

colors: {
  custom: {
    50: '#889dea',
    500: '#4077df',
    950: '#000000',
  },
}

SCSS

$custom: #4077df;
$custom-light: #889dea;
$custom-dark: #000000;

JSON

{
  "hex": "#4077df",
  "rgb": {
    "r": 64,
    "g": 119,
    "b": 223
  },
  "hsl": {
    "h": 219.245,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.58645,
    "c": 0.16919,
    "h": 261.7
  },
  "luminance": 0.19611
}

Semantic roles & 50–950 ramp

primary

#4077DF

secondary

#DEC79D

accent

#B03AEE

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4077DF

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

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