#4070ED#4070ED

#4070ED is a mid, vivid blue. Relative luminance 0.188; OKLCH L 58.2% C 0.196 H 265.0°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4070ED
RGB	rgb(64, 112, 237)
HSL	hsl(223, 83%, 59%)
HSV	hsv(223, 73%, 93%)
CMYK	cmyk(73%, 52.7%, 0%, 7.1%)
CIE-LAB	lab(50.44, 26.05, -67.78)
CIE-LCH	lch(50.44, 72.62, 291.02°)
OKLab	oklab(58.21% -0.0171 -0.1952)
OKLCH	oklch(58.21% 0.196 265)
XYZ	xyz(23.1892, 18.7902, 82.5091)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4070ED #EDBD40

analogous

#40C6ED #4070ED #6740ED

triadic

#4070ED #ED4070 #70ED40

tetradic

#4070ED #ED40C6 #EDBD40 #40ED67

square

#4070ED #ED40C6 #EDBD40 #40ED67

split-complementary

#4070ED #ED6740 #C6ED40

monochromatic

#0F38A3 #154CDB #4070ED #789AF2 #B0C4F8

Accessibility & contrast

On white

4.41

#4070ED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4070ED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4070ED

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4070ED	#FFFFFF	#000000	##000000
##4070ED	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F80F1

Deuteranopia (green-blind)

#0070EB

Tritanopia (blue-blind)

#008EA4

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4070ed;
/* rgb */ color: rgb(64, 112, 237);
/* oklch */ color: oklch(58.2% 0.196 265.0);

Tailwind

colors: {
  custom: {
    50: '#8b98f4',
    500: '#4070ed',
    950: '#000000',
  },
}

SCSS

$custom: #4070ed;
$custom-light: #8b98f4;
$custom-dark: #000000;

JSON

{
  "hex": "#4070ed",
  "rgb": {
    "r": 64,
    "g": 112,
    "b": 237
  },
  "hsl": {
    "h": 223.353,
    "s": 82.775,
    "l": 59.02
  },
  "oklch": {
    "l": 0.58211,
    "c": 0.19594,
    "h": 265
  },
  "luminance": 0.18793
}

Semantic roles & 50–950 ramp

primary

#4070ED

secondary

#E6D4A2

accent

#C12FF9

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0D17

muted

#7E7E85

Preview Lab

Preview with #4070ED

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

Preview Lab → · Contrast checker → · Palette generator →