#4870CF#4870CF

#4870CF is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.5% C 0.153 H 264.8°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#4870CF
RGB	rgb(72, 112, 207)
HSL	hsl(222, 58%, 55%)
HSV	hsv(222, 65%, 81%)
CMYK	cmyk(65.2%, 45.9%, 0%, 18.8%)
CIE-LAB	lab(48.85, 16.52, -53.39)
CIE-LCH	lch(48.85, 55.88, 287.19°)
OKLab	oklab(56.47% -0.014 -0.1527)
OKLCH	oklch(56.47% 0.153 264.8)
XYZ	xyz(19.7252, 17.4692, 61.3518)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4870CF #CFA748

analogous

#48B4CF #4870CF #6348CF

triadic

#4870CF #CF4870 #70CF48

tetradic

#4870CF #CF48B4 #CFA748 #48CF63

square

#4870CF #CF48B4 #CFA748 #48CF63

split-complementary

#4870CF #CF6348 #B4CF48

monochromatic

#213C7C #2D53AD #4870CF #7896DC #A9BCE8

Accessibility & contrast

On white

4.67

#4870CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#4870CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4870CF

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4870CF	#FFFFFF	#000000	##FFFFFF
##4870CF	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#417BD3

Deuteranopia (green-blind)

#286ECD

Tritanopia (blue-blind)

#008695

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #4870cf;
/* rgb */ color: rgb(72, 112, 207);
/* oklch */ color: oklch(56.5% 0.153 264.8);

Tailwind

colors: {
  custom: {
    50: '#8898de',
    500: '#4870cf',
    950: '#000000',
  },
}

SCSS

$custom: #4870cf;
$custom-light: #8898de;
$custom-dark: #000000;

JSON

{
  "hex": "#4870cf",
  "rgb": {
    "r": 72,
    "g": 112,
    "b": 207
  },
  "hsl": {
    "h": 222.222,
    "s": 58.442,
    "l": 54.706
  },
  "oklch": {
    "l": 0.56471,
    "c": 0.15332,
    "h": 264.8
  },
  "luminance": 0.17471
}

Semantic roles & 50–950 ramp

primary

#4870CF

secondary

#D6C59D

accent

#B446E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0D15

muted

#7D7E83

Preview Lab

Preview with #4870CF

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

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