#2D51C1#2D51C1

#2D51C1 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.9% C 0.180 H 266.1°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#2D51C1
RGB	rgb(45, 81, 193)
HSL	hsl(225, 62%, 47%)
HSV	hsv(225, 77%, 76%)
CMYK	cmyk(76.7%, 58%, 0%, 24.3%)
CIE-LAB	lab(38.36, 27.51, -62.31)
CIE-LCH	lch(38.36, 68.11, 293.82°)
OKLab	oklab(47.89% -0.0124 -0.1799)
OKLCH	oklch(47.89% 0.18 266.1)
XYZ	xyz(13.6469, 10.2915, 51.7090)
Luminance	0.1029 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D51C1 #C19D2D

analogous

#2D9BC1 #2D51C1 #532DC1

triadic

#2D51C1 #C12D51 #51C12D

tetradic

#2D51C1 #C12D9B #C19D2D #2DC153

square

#2D51C1 #C12D9B #C19D2D #2DC153

split-complementary

#2D51C1 #C1532D #9BC12D

monochromatic

#16275E #213C8F #2D51C1 #5474D7 #869CE3

Accessibility & contrast

On white

6.87

#2D51C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#2D51C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2D51C1

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D51C1	#FFFFFF	#000000	##FFFFFF
##2D51C1	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C5

Deuteranopia (green-blind)

#0054BF

Tritanopia (blue-blind)

#006D81

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #2d51c1;
/* rgb */ color: rgb(45, 81, 193);
/* oklch */ color: oklch(47.9% 0.180 266.1);

Tailwind

colors: {
  custom: {
    50: '#7c81d5',
    500: '#2d51c1',
    950: '#000000',
  },
}

SCSS

$custom: #2d51c1;
$custom-light: #7c81d5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d51c1",
  "rgb": {
    "r": 45,
    "g": 81,
    "b": 193
  },
  "hsl": {
    "h": 225.405,
    "s": 62.185,
    "l": 46.667
  },
  "oklch": {
    "l": 0.47886,
    "c": 0.18034,
    "h": 266.1
  },
  "luminance": 0.10293
}

Semantic roles & 50–950 ramp

primary

#2D51C1

secondary

#CCB97E

accent

#BE43E5

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #2D51C1

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

Preview Lab → · Contrast checker → · Palette generator →