#2A51C2#2A51C2

#2A51C2 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.9% C 0.182 H 265.4°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#2A51C2
RGB	rgb(42, 81, 194)
HSL	hsl(225, 64%, 46%)
HSV	hsv(225, 78%, 76%)
CMYK	cmyk(78.4%, 58.2%, 0%, 23.9%)
CIE-LAB	lab(38.32, 27.57, -62.96)
CIE-LCH	lch(38.32, 68.73, 293.64°)
OKLab	oklab(47.85% -0.0147 -0.1819)
OKLCH	oklch(47.85% 0.182 265.4)
XYZ	xyz(13.6314, 10.2706, 52.2925)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A51C2 #C29B2A

analogous

#2A9DC2 #2A51C2 #4F2AC2

triadic

#2A51C2 #C22A51 #51C22A

tetradic

#2A51C2 #C22A9D #C29B2A #2AC24F

square

#2A51C2 #C22A9D #C29B2A #2AC24F

split-complementary

#2A51C2 #C24F2A #9DC22A

monochromatic

#14275D #1F3C90 #2A51C2 #5073D9 #829BE4

Accessibility & contrast

On white

6.88

#2A51C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#2A51C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A51C2

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A51C2	#FFFFFF	#000000	##FFFFFF
##2A51C2	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C6

Deuteranopia (green-blind)

#0053C0

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2a51c2;
/* rgb */ color: rgb(42, 81, 194);
/* oklch */ color: oklch(47.9% 0.182 265.4);

Tailwind

colors: {
  custom: {
    50: '#7c81d5',
    500: '#2a51c2',
    950: '#000000',
  },
}

SCSS

$custom: #2a51c2;
$custom-light: #7c81d5;
$custom-dark: #000000;

JSON

{
  "hex": "#2a51c2",
  "rgb": {
    "r": 42,
    "g": 81,
    "b": 194
  },
  "hsl": {
    "h": 224.605,
    "s": 64.407,
    "l": 46.275
  },
  "oklch": {
    "l": 0.4785,
    "c": 0.18247,
    "h": 265.4
  },
  "luminance": 0.10272
}

Semantic roles & 50–950 ramp

primary

#2A51C2

secondary

#CDB87B

accent

#BD40E7

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2A51C2

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

Preview Lab → · Contrast checker → · Palette generator →