#4C70BA#4C70BA

#4C70BA is a mid, vivid blue. Relative luminance 0.167; OKLCH L 55.4% C 0.123 H 263.3°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#4C70BA
RGB	rgb(76, 112, 186)
HSL	hsl(220, 44%, 51%)
HSV	hsv(220, 59%, 73%)
CMYK	cmyk(59.1%, 39.8%, 0%, 27.1%)
CIE-LAB	lab(47.84, 10.00, -42.92)
CIE-LCH	lch(47.84, 44.07, 283.12°)
OKLab	oklab(55.36% -0.0142 -0.1219)
OKLCH	oklch(55.36% 0.123 263.3)
XYZ	xyz(17.6345, 16.6685, 48.7329)
Luminance	0.1667 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C70BA #BA964C

analogous

#4CA7BA #4C70BA #5F4CBA

triadic

#4C70BA #BA4C70 #70BA4C

tetradic

#4C70BA #BA4CA7 #BA964C #4CBA5F

square

#4C70BA #BA4CA7 #BA964C #4CBA5F

split-complementary

#4C70BA #BA5F4C #A7BA4C

monochromatic

#273B65 #385591 #4C70BA #7893CB #A4B7DC

Accessibility & contrast

On white

4.85

#4C70BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#4C70BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C70BA

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C70BA	#FFFFFF	#000000	##FFFFFF
##4C70BA	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5077BD

Deuteranopia (green-blind)

#426DB8

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4c70ba;
/* rgb */ color: rgb(76, 112, 186);
/* oklch */ color: oklch(55.4% 0.123 263.3);

Tailwind

colors: {
  custom: {
    50: '#8798cf',
    500: '#4c70ba',
    950: '#000000',
  },
}

SCSS

$custom: #4c70ba;
$custom-light: #8798cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4c70ba",
  "rgb": {
    "r": 76,
    "g": 112,
    "b": 186
  },
  "hsl": {
    "h": 220.364,
    "s": 44.355,
    "l": 51.373
  },
  "oklch": {
    "l": 0.5536,
    "c": 0.12271,
    "h": 263.3
  },
  "luminance": 0.1667
}

Semantic roles & 50–950 ramp

primary

#4C70BA

secondary

#C9B999

accent

#AA54D4

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4C70BA

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

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