#4075D7#4075D7

#4075D7 is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.7% C 0.161 H 261.5°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#4075D7
RGB	rgb(64, 117, 215)
HSL	hsl(219, 65%, 55%)
HSV	hsv(219, 70%, 84%)
CMYK	cmyk(70.2%, 45.6%, 0%, 15.7%)
CIE-LAB	lab(50.35, 15.00, -55.54)
CIE-LCH	lch(50.35, 57.52, 285.11°)
OKLab	oklab(57.69% -0.0239 -0.1591)
OKLCH	oklch(57.69% 0.161 261.5)
XYZ	xyz(20.7370, 18.7167, 66.7966)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075D7 #D7A240

analogous

#40C1D7 #4075D7 #5640D7

triadic

#4075D7 #D74075 #75D740

tetradic

#4075D7 #D740C1 #D7A240 #40D756

square

#4075D7 #D740C1 #D7A240 #40D756

split-complementary

#4075D7 #D75640 #C1D740

monochromatic

#1B3F81 #2658B4 #4075D7 #739AE2 #A5BEEC

Accessibility & contrast

On white

4.43

#4075D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#4075D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4075D7

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075D7	#FFFFFF	#000000	##000000
##4075D7	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#437FDB

Deuteranopia (green-blind)

#2371D5

Tritanopia (blue-blind)

#008C9B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4075d7;
/* rgb */ color: rgb(64, 117, 215);
/* oklch */ color: oklch(57.7% 0.161 261.5);

Tailwind

colors: {
  custom: {
    50: '#869ce4',
    500: '#4075d7',
    950: '#000000',
  },
}

SCSS

$custom: #4075d7;
$custom-light: #869ce4;
$custom-dark: #000000;

JSON

{
  "hex": "#4075d7",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 215
  },
  "hsl": {
    "h": 218.94,
    "s": 65.368,
    "l": 54.706
  },
  "oklch": {
    "l": 0.57689,
    "c": 0.16085,
    "h": 261.5
  },
  "luminance": 0.18719
}

Semantic roles & 50–950 ramp

primary

#4075D7

secondary

#D9C39A

accent

#AD3FE8

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #4075D7

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

Preview Lab → · Contrast checker → · Palette generator →