#4C70D9#4C70D9

#4C70D9 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.3% C 0.166 H 266.9°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#4C70D9
RGB	rgb(76, 112, 217)
HSL	hsl(225, 65%, 57%)
HSV	hsv(225, 65%, 85%)
CMYK	cmyk(65%, 48.4%, 0%, 14.9%)
CIE-LAB	lab(49.66, 20.68, -57.76)
CIE-LCH	lch(49.66, 61.35, 289.70°)
OKLab	oklab(57.34% -0.009 -0.1655)
OKLCH	oklch(57.34% 0.166 266.9)
XYZ	xyz(21.2947, 18.1326, 68.0099)
Luminance	0.1814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C70D9 #D9B54C

analogous

#4CB6D9 #4C70D9 #6F4CD9

triadic

#4C70D9 #D94C70 #70D94C

tetradic

#4C70D9 #D94CB6 #D9B54C #4CD96F

square

#4C70D9 #D94CB6 #D9B54C #4CD96F

split-complementary

#4C70D9 #D96F4C #B6D94C

monochromatic

#1E3A8D #294FBF #4C70D9 #7E98E4 #B1C1EE

Accessibility & contrast

On white

4.54

#4C70D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#4C70D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C70D9

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C70D9	#FFFFFF	#000000	##000000
##4C70D9	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#387DDD

Deuteranopia (green-blind)

#1670D7

Tritanopia (blue-blind)

#00889A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4c70d9;
/* rgb */ color: rgb(76, 112, 217);
/* oklch */ color: oklch(57.3% 0.166 266.9);

Tailwind

colors: {
  custom: {
    50: '#8c98e5',
    500: '#4c70d9',
    950: '#000000',
  },
}

SCSS

$custom: #4c70d9;
$custom-light: #8c98e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c70d9",
  "rgb": {
    "r": 76,
    "g": 112,
    "b": 217
  },
  "hsl": {
    "h": 224.681,
    "s": 64.977,
    "l": 57.451
  },
  "oklch": {
    "l": 0.57341,
    "c": 0.16571,
    "h": 266.9
  },
  "luminance": 0.18135
}

Semantic roles & 50–950 ramp

primary

#4C70D9

secondary

#DDCEA4

accent

#BD40E8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4C70D9

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

Preview Lab → · Contrast checker → · Palette generator →