#4E70B9#4E70B9

#4E70B9 is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.4% C 0.121 H 264.0°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4E70B9
RGB	rgb(78, 112, 185)
HSL	hsl(221, 43%, 52%)
HSV	hsv(221, 58%, 73%)
CMYK	cmyk(57.8%, 39.5%, 0%, 27.5%)
CIE-LAB	lab(47.89, 10.08, -42.25)
CIE-LCH	lch(47.89, 43.43, 283.42°)
OKLab	oklab(55.41% -0.0126 -0.1199)
OKLCH	oklch(55.41% 0.121 264)
XYZ	xyz(17.6900, 16.7094, 48.1826)
Luminance	0.1671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E70B9 #B9974E

analogous

#4EA6B9 #4E70B9 #624EB9

triadic

#4E70B9 #B94E70 #70B94E

tetradic

#4E70B9 #B94EA6 #B9974E #4EB962

square

#4E70B9 #B94EA6 #B9974E #4EB962

split-complementary

#4E70B9 #B9624E #A6B94E

monochromatic

#283B65 #395591 #4E70B9 #7A93CA #A6B7DC

Accessibility & contrast

On white

4.84

#4E70B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#4E70B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E70B9

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E70B9	#FFFFFF	#000000	##FFFFFF
##4E70B9	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5177BC

Deuteranopia (green-blind)

#436DB7

Tritanopia (blue-blind)

#00808B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e70b9;
/* rgb */ color: rgb(78, 112, 185);
/* oklch */ color: oklch(55.4% 0.121 264.0);

Tailwind

colors: {
  custom: {
    50: '#8898ce',
    500: '#4e70b9',
    950: '#000000',
  },
}

SCSS

$custom: #4e70b9;
$custom-light: #8898ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4e70b9",
  "rgb": {
    "r": 78,
    "g": 112,
    "b": 185
  },
  "hsl": {
    "h": 220.935,
    "s": 43.32,
    "l": 51.569
  },
  "oklch": {
    "l": 0.55411,
    "c": 0.12054,
    "h": 264
  },
  "luminance": 0.16711
}

Semantic roles & 50–950 ramp

primary

#4E70B9

secondary

#C9BA9A

accent

#AB55D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #4E70B9

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

Preview Lab → · Contrast checker → · Palette generator →