#2851B2#2851B2

#2851B2 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.5% C 0.161 H 263.9°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#2851B2
RGB	rgb(40, 81, 178)
HSL	hsl(222, 63%, 43%)
HSV	hsv(222, 78%, 70%)
CMYK	cmyk(77.5%, 54.5%, 0%, 30.2%)
CIE-LAB	lab(37.02, 21.25, -55.69)
CIE-LCH	lch(37.02, 59.61, 290.88°)
OKLab	oklab(46.46% -0.0172 -0.1605)
OKLCH	oklch(46.46% 0.161 263.9)
XYZ	xyz(11.8505, 9.5490, 43.3294)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2851B2 #B28928

analogous

#2896B2 #2851B2 #4428B2

triadic

#2851B2 #B22851 #51B228

tetradic

#2851B2 #B22896 #B28928 #28B244

square

#2851B2 #B22896 #B28928 #28B244

split-complementary

#2851B2 #B24428 #96B228

monochromatic

#12244E #1D3A80 #2851B2 #436ED5 #7594E0

Accessibility & contrast

On white

7.22

#2851B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#2851B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2851B2

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2851B2	#FFFFFF	#000000	##FFFFFF
##2851B2	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EB5

Deuteranopia (green-blind)

#0051B0

Tritanopia (blue-blind)

#006979

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2851b2;
/* rgb */ color: rgb(40, 81, 178);
/* oklch */ color: oklch(46.5% 0.161 263.9);

Tailwind

colors: {
  custom: {
    50: '#7781ca',
    500: '#2851b2',
    950: '#000000',
  },
}

SCSS

$custom: #2851b2;
$custom-light: #7781ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2851b2",
  "rgb": {
    "r": 40,
    "g": 81,
    "b": 178
  },
  "hsl": {
    "h": 222.174,
    "s": 63.303,
    "l": 42.745
  },
  "oklch": {
    "l": 0.46463,
    "c": 0.16146,
    "h": 263.9
  },
  "luminance": 0.0955
}

Semantic roles & 50–950 ramp

primary

#2851B2

secondary

#C7AD6F

accent

#B541E6

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #2851B2

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

Preview Lab → · Contrast checker → · Palette generator →