#4B70CA#4B70CA

#4B70CA is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.3% C 0.145 H 265.2°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#4B70CA
RGB	rgb(75, 112, 202)
HSL	hsl(223, 55%, 54%)
HSV	hsv(223, 63%, 79%)
CMYK	cmyk(62.9%, 44.6%, 0%, 20.8%)
CIE-LAB	lab(48.69, 15.30, -50.77)
CIE-LCH	lch(48.69, 53.02, 286.77°)
OKLab	oklab(56.3% -0.0121 -0.1449)
OKLCH	oklch(56.3% 0.145 265.2)
XYZ	xyz(19.3528, 17.3467, 58.1940)
Luminance	0.1735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B70CA #CAA54B

analogous

#4BAFCA #4B70CA #664BCA

triadic

#4B70CA #CA4B70 #70CA4B

tetradic

#4B70CA #CA4BAF #CAA54B #4BCA66

square

#4B70CA #CA4BAF #CAA54B #4BCA66

split-complementary

#4B70CA #CA664B #AFCA4B

monochromatic

#233C77 #3153A7 #4B70CA #7A96D8 #AABBE6

Accessibility & contrast

On white

4.70

#4B70CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#4B70CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B70CA

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B70CA	#FFFFFF	#000000	##FFFFFF
##4B70CA	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#457ACD

Deuteranopia (green-blind)

#316EC8

Tritanopia (blue-blind)

#008493

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4b70ca;
/* rgb */ color: rgb(75, 112, 202);
/* oklch */ color: oklch(56.3% 0.145 265.2);

Tailwind

colors: {
  custom: {
    50: '#8998db',
    500: '#4b70ca',
    950: '#000000',
  },
}

SCSS

$custom: #4b70ca;
$custom-light: #8998db;
$custom-dark: #000000;

JSON

{
  "hex": "#4b70ca",
  "rgb": {
    "r": 75,
    "g": 112,
    "b": 202
  },
  "hsl": {
    "h": 222.52,
    "s": 54.506,
    "l": 54.314
  },
  "oklch": {
    "l": 0.56298,
    "c": 0.14542,
    "h": 265.2
  },
  "luminance": 0.17348
}

Semantic roles & 50–950 ramp

primary

#4B70CA

secondary

#D3C49D

accent

#B34ADE

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #4B70CA

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

Preview Lab → · Contrast checker → · Palette generator →