#4070CA#4070CA

#4070CA is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.8% C 0.149 H 261.7°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#4070CA
RGB	rgb(64, 112, 202)
HSL	hsl(219, 57%, 52%)
HSV	hsv(219, 68%, 79%)
CMYK	cmyk(68.3%, 44.6%, 0%, 20.8%)
CIE-LAB	lab(48.19, 13.45, -51.61)
CIE-LCH	lch(48.19, 53.33, 284.60°)
OKLab	oklab(55.77% -0.0215 -0.1476)
OKLCH	oklch(55.77% 0.149 261.7)
XYZ	xyz(18.5654, 16.9407, 58.1571)
Luminance	0.1694 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4070CA #CA9A40

analogous

#40B5CA #4070CA #5540CA

triadic

#4070CA #CA4070 #70CA40

tetradic

#4070CA #CA40B5 #CA9A40 #40CA55

square

#4070CA #CA40B5 #CA9A40 #40CA55

split-complementary

#4070CA #CA5540 #B5CA40

monochromatic

#1F3B70 #2C55A0 #4070CA #7094D7 #A0B8E5

Accessibility & contrast

On white

4.79

#4070CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#4070CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4070CA

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4070CA	#FFFFFF	#000000	##FFFFFF
##4070CA	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4479CD

Deuteranopia (green-blind)

#2A6CC8

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4070ca;
/* rgb */ color: rgb(64, 112, 202);
/* oklch */ color: oklch(55.8% 0.149 261.7);

Tailwind

colors: {
  custom: {
    50: '#8498db',
    500: '#4070ca',
    950: '#000000',
  },
}

SCSS

$custom: #4070ca;
$custom-light: #8498db;
$custom-dark: #000000;

JSON

{
  "hex": "#4070ca",
  "rgb": {
    "r": 64,
    "g": 112,
    "b": 202
  },
  "hsl": {
    "h": 219.13,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.55768,
    "c": 0.14915,
    "h": 261.7
  },
  "luminance": 0.16943
}

Semantic roles & 50–950 ramp

primary

#4070CA

secondary

#D1BC95

accent

#AB48E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4070CA

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

Preview Lab → · Contrast checker → · Palette generator →