#4B70CD#4B70CD

#4B70CD is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.5% C 0.150 H 265.6°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4B70CD
RGB	rgb(75, 112, 205)
HSL	hsl(223, 57%, 55%)
HSV	hsv(223, 63%, 80%)
CMYK	cmyk(63.4%, 45.4%, 0%, 19.6%)
CIE-LAB	lab(48.87, 16.34, -52.20)
CIE-LCH	lch(48.87, 54.69, 287.38°)
OKLab	oklab(56.49% -0.0116 -0.1491)
OKLCH	oklch(56.49% 0.15 265.6)
XYZ	xyz(19.7115, 17.4902, 60.0829)
Luminance	0.1749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B70CD #CDA84B

analogous

#4BB1CD #4B70CD #674BCD

triadic

#4B70CD #CD4B70 #70CD4B

tetradic

#4B70CD #CD4BB1 #CDA84B #4BCD67

square

#4B70CD #CD4BB1 #CDA84B #4BCD67

split-complementary

#4B70CD #CD674B #B1CD4B

monochromatic

#223C7B #3053AB #4B70CD #7B96DA #ABBCE8

Accessibility & contrast

On white

4.67

#4B70CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#4B70CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4B70CD

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B70CD	#FFFFFF	#000000	##FFFFFF
##4B70CD	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437AD0

Deuteranopia (green-blind)

#2D6FCB

Tritanopia (blue-blind)

#008594

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4b70cd;
/* rgb */ color: rgb(75, 112, 205);
/* oklch */ color: oklch(56.5% 0.150 265.6);

Tailwind

colors: {
  custom: {
    50: '#8998dd',
    500: '#4b70cd',
    950: '#000000',
  },
}

SCSS

$custom: #4b70cd;
$custom-light: #8998dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4b70cd",
  "rgb": {
    "r": 75,
    "g": 112,
    "b": 205
  },
  "hsl": {
    "h": 222.923,
    "s": 56.522,
    "l": 54.902
  },
  "oklch": {
    "l": 0.56492,
    "c": 0.14957,
    "h": 265.6
  },
  "luminance": 0.17492
}

Semantic roles & 50–950 ramp

primary

#4B70CD

secondary

#D5C69F

accent

#B548E0

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #4B70CD

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

Preview Lab → · Contrast checker → · Palette generator →