#2851BC#2851BC

#2851BC is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.3% C 0.175 H 264.6°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#2851BC
RGB	rgb(40, 81, 188)
HSL	hsl(223, 65%, 45%)
HSV	hsv(223, 79%, 74%)
CMYK	cmyk(78.7%, 56.9%, 0%, 26.3%)
CIE-LAB	lab(37.78, 25.09, -60.34)
CIE-LCH	lch(37.78, 65.35, 292.57°)
OKLab	oklab(47.28% -0.0164 -0.1742)
OKLCH	oklch(47.28% 0.175 264.6)
XYZ	xyz(12.8914, 9.9653, 48.8113)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2851BC #BC9328

analogous

#289BBC #2851BC #4928BC

triadic

#2851BC #BC2851 #51BC28

tetradic

#2851BC #BC289B #BC9328 #28BC49

square

#2851BC #BC289B #BC9328 #28BC49

split-complementary

#2851BC #BC4928 #9BBC28

monochromatic

#132657 #1D3B8A #2851BC #4971D8 #7B98E3

Accessibility & contrast

On white

7.02

#2851BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#2851BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2851BC

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2851BC	#FFFFFF	#000000	##FFFFFF
##2851BC	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C0

Deuteranopia (green-blind)

#0052BA

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #2851bc;
/* rgb */ color: rgb(40, 81, 188);
/* oklch */ color: oklch(47.3% 0.175 264.6);

Tailwind

colors: {
  custom: {
    50: '#7981d1',
    500: '#2851bc',
    950: '#000000',
  },
}

SCSS

$custom: #2851bc;
$custom-light: #7981d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2851bc",
  "rgb": {
    "r": 40,
    "g": 81,
    "b": 188
  },
  "hsl": {
    "h": 223.378,
    "s": 64.912,
    "l": 44.706
  },
  "oklch": {
    "l": 0.47275,
    "c": 0.17499,
    "h": 264.6
  },
  "luminance": 0.09967
}

Semantic roles & 50–950 ramp

primary

#2851BC

secondary

#CBB375

accent

#B940E8

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #2851BC

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

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