#4E70BC#4E70BC

#4E70BC is a mid, vivid blue. Relative luminance 0.168; OKLCH L 55.6% C 0.125 H 264.5°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4E70BC
RGB	rgb(78, 112, 188)
HSL	hsl(221, 45%, 52%)
HSV	hsv(221, 59%, 74%)
CMYK	cmyk(58.5%, 40.4%, 0%, 26.3%)
CIE-LAB	lab(48.05, 11.09, -43.73)
CIE-LCH	lch(48.05, 45.11, 284.23°)
OKLab	oklab(55.59% -0.0119 -0.1242)
OKLCH	oklch(55.59% 0.125 264.5)
XYZ	xyz(18.0101, 16.8374, 49.8681)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E70BC #BC9A4E

analogous

#4EA7BC #4E70BC #634EBC

triadic

#4E70BC #BC4E70 #70BC4E

tetradic

#4E70BC #BC4EA7 #BC9A4E #4EBC63

square

#4E70BC #BC4EA7 #BC9A4E #4EBC63

split-complementary

#4E70BC #BC634E #A7BC4E

monochromatic

#273B68 #385595 #4E70BC #7A94CD #A7B8DE

Accessibility & contrast

On white

4.81

#4E70BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4E70BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E70BC

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E70BC	#FFFFFF	#000000	##FFFFFF
##4E70BC	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F77BF

Deuteranopia (green-blind)

#416DBA

Tritanopia (blue-blind)

#00818D

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e70bc;
/* rgb */ color: rgb(78, 112, 188);
/* oklch */ color: oklch(55.6% 0.125 264.5);

Tailwind

colors: {
  custom: {
    50: '#8898d0',
    500: '#4e70bc',
    950: '#000000',
  },
}

SCSS

$custom: #4e70bc;
$custom-light: #8898d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e70bc",
  "rgb": {
    "r": 78,
    "g": 112,
    "b": 188
  },
  "hsl": {
    "h": 221.455,
    "s": 45.082,
    "l": 52.157
  },
  "oklch": {
    "l": 0.5559,
    "c": 0.12478,
    "h": 264.5
  },
  "luminance": 0.16839
}

Semantic roles & 50–950 ramp

primary

#4E70BC

secondary

#CBBC9B

accent

#AD53D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4E70BC

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

Preview Lab → · Contrast checker → · Palette generator →