#4070C2#4070C2

#4070C2 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.3% C 0.138 H 260.4°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#4070C2
RGB	rgb(64, 112, 194)
HSL	hsl(218, 52%, 51%)
HSV	hsv(218, 67%, 76%)
CMYK	cmyk(67%, 42.3%, 0%, 23.9%)
CIE-LAB	lab(47.72, 10.58, -47.77)
CIE-LCH	lch(47.72, 48.92, 282.49°)
OKLab	oklab(55.25% -0.023 -0.1363)
OKLCH	oklch(55.25% 0.138 260.4)
XYZ	xyz(17.6427, 16.5716, 53.2973)
Luminance	0.1657 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4070C2 #C29240

analogous

#40B1C2 #4070C2 #5140C2

triadic

#4070C2 #C24070 #70C240

tetradic

#4070C2 #C240B1 #C29240 #40C251

square

#4070C2 #C240B1 #C29240 #40C251

split-complementary

#4070C2 #C25140 #B1C240

monochromatic

#213B67 #305595 #4070C2 #6E93D1 #9DB5E0

Accessibility & contrast

On white

4.87

#4070C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#4070C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4070C2

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4070C2	#FFFFFF	#000000	##FFFFFF
##4070C2	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A78C5

Deuteranopia (green-blind)

#356CC0

Tritanopia (blue-blind)

#00838F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4070c2;
/* rgb */ color: rgb(64, 112, 194);
/* oklch */ color: oklch(55.3% 0.138 260.4);

Tailwind

colors: {
  custom: {
    50: '#8298d5',
    500: '#4070c2',
    950: '#000000',
  },
}

SCSS

$custom: #4070c2;
$custom-light: #8298d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4070c2",
  "rgb": {
    "r": 64,
    "g": 112,
    "b": 194
  },
  "hsl": {
    "h": 217.846,
    "s": 51.587,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55254,
    "c": 0.13823,
    "h": 260.4
  },
  "luminance": 0.16573
}

Semantic roles & 50–950 ramp

primary

#4070C2

secondary

#CCB692

accent

#A74DDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4070C2

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

Preview Lab → · Contrast checker → · Palette generator →