#4870B2#4870B2

#4870B2 is a mid, moderate blue. Relative luminance 0.162; OKLCH L 54.7% C 0.113 H 259.9°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#4870B2
RGB	rgb(72, 112, 178)
HSL	hsl(217, 42%, 49%)
HSV	hsv(217, 60%, 70%)
CMYK	cmyk(59.6%, 37.1%, 0%, 30.2%)
CIE-LAB	lab(47.21, 6.47, -39.29)
CIE-LCH	lch(47.21, 39.82, 279.35°)
OKLab	oklab(54.68% -0.0197 -0.1113)
OKLCH	oklch(54.68% 0.113 259.9)
XYZ	xyz(16.4997, 16.1790, 44.3642)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4870B2 #B28A48

analogous

#48A5B2 #4870B2 #5548B2

triadic

#4870B2 #B24870 #70B248

tetradic

#4870B2 #B248A5 #B28A48 #48B255

square

#4870B2 #B248A5 #B28A48 #48B255

split-complementary

#4870B2 #B25548 #A5B248

monochromatic

#25395B #365586 #4870B2 #7191C6 #9DB3D7

Accessibility & contrast

On white

4.96

#4870B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#4870B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4870B2

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4870B2	#FFFFFF	#000000	##FFFFFF
##4870B2	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5475B5

Deuteranopia (green-blind)

#466BB1

Tritanopia (blue-blind)

#007F88

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4870b2;
/* rgb */ color: rgb(72, 112, 178);
/* oklch */ color: oklch(54.7% 0.113 259.9);

Tailwind

colors: {
  custom: {
    50: '#8498c9',
    500: '#4870b2',
    950: '#000000',
  },
}

SCSS

$custom: #4870b2;
$custom-light: #8498c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4870b2",
  "rgb": {
    "r": 72,
    "g": 112,
    "b": 178
  },
  "hsl": {
    "h": 217.358,
    "s": 42.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.54676,
    "c": 0.11308,
    "h": 259.9
  },
  "luminance": 0.1618
}

Semantic roles & 50–950 ramp

primary

#4870B2

secondary

#C4B192

accent

#A356D2

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #4870B2

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

Preview Lab → · Contrast checker → · Palette generator →