#3128A2#3128A2

#3128A2 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.1% C 0.186 H 276.2°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#3128A2
RGB	rgb(49, 40, 162)
HSL	hsl(244, 60%, 40%)
HSV	hsv(244, 75%, 64%)
CMYK	cmyk(69.8%, 75.3%, 0%, 36.5%)
CIE-LAB	lab(26.09, 42.55, -63.97)
CIE-LCH	lch(26.09, 76.83, 303.63°)
OKLab	oklab(38.13% 0.0201 -0.1849)
OKLCH	oklch(38.13% 0.186 276.2)
XYZ	xyz(8.5449, 4.7784, 34.6474)
Luminance	0.0478 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3128A2 #99A228

analogous

#285CA2 #3128A2 #6E28A2

triadic

#3128A2 #A23128 #28A231

tetradic

#3128A2 #A2285C #99A228 #28A26E

square

#3128A2 #A2285C #99A228 #28A26E

split-complementary

#3128A2 #A26E28 #5CA228

monochromatic

#131040 #221C71 #3128A2 #4439CE #726ADA

Accessibility & contrast

On white

10.74

#3128A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3128A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3128A2

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3128A2	#FFFFFF	#000000	##FFFFFF
##3128A2	1.00	10.74	1.96	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043A6

Deuteranopia (green-blind)

#0038A0

Tritanopia (blue-blind)

#004B63

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3128a2;
/* rgb */ color: rgb(49, 40, 162);
/* oklch */ color: oklch(38.1% 0.186 276.2);

Tailwind

colors: {
  custom: {
    50: '#7a64bf',
    500: '#3128a2',
    950: '#000000',
  },
}

SCSS

$custom: #3128a2;
$custom-light: #7a64bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3128a2",
  "rgb": {
    "r": 49,
    "g": 40,
    "b": 162
  },
  "hsl": {
    "h": 244.426,
    "s": 60.396,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38127,
    "c": 0.18597,
    "h": 276.2
  },
  "luminance": 0.04779
}

Semantic roles & 50–950 ramp

primary

#3128A2

secondary

#BAC165

accent

#E444D8

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #3128A2

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

Preview Lab → · Contrast checker → · Palette generator →