#4B70DF#4B70DF

#4B70DF is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.7% C 0.174 H 267.0°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4B70DF
RGB	rgb(75, 112, 223)
HSL	hsl(225, 70%, 58%)
HSV	hsv(225, 66%, 87%)
CMYK	cmyk(66.4%, 49.8%, 0%, 12.5%)
CIE-LAB	lab(49.99, 22.61, -60.62)
CIE-LCH	lch(49.99, 64.70, 290.45°)
OKLab	oklab(57.7% -0.0092 -0.1739)
OKLCH	oklch(57.7% 0.174 267)
XYZ	xyz(22.0105, 18.4098, 72.1912)
Luminance	0.1841 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B70DF #DFBA4B

analogous

#4BBADF #4B70DF #704BDF

triadic

#4B70DF #DF4B70 #70DF4B

tetradic

#4B70DF #DF4BBA #DFBA4B #4BDF70

square

#4B70DF #DF4BBA #DFBA4B #4BDF70

split-complementary

#4B70DF #DF704B #BADF4B

monochromatic

#1B3995 #244DC9 #4B70DF #7F99E8 #B3C3F1

Accessibility & contrast

On white

4.48

#4B70DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#4B70DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B70DF

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B70DF	#FFFFFF	#000000	##000000
##4B70DF	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#307EE3

Deuteranopia (green-blind)

#0071DD

Tritanopia (blue-blind)

#008A9D

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4b70df;
/* rgb */ color: rgb(75, 112, 223);
/* oklch */ color: oklch(57.7% 0.174 267.0);

Tailwind

colors: {
  custom: {
    50: '#8d98ea',
    500: '#4b70df',
    950: '#000000',
  },
}

SCSS

$custom: #4b70df;
$custom-light: #8d98ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4b70df",
  "rgb": {
    "r": 75,
    "g": 112,
    "b": 223
  },
  "hsl": {
    "h": 225,
    "s": 69.811,
    "l": 58.431
  },
  "oklch": {
    "l": 0.57704,
    "c": 0.17415,
    "h": 267
  },
  "luminance": 0.18412
}

Semantic roles & 50–950 ramp

primary

#4B70DF

secondary

#E0D2A6

accent

#C03BED

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #4B70DF

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

Preview Lab → · Contrast checker → · Palette generator →