#3127AC#3127AC

#3127AC is a dark, vivid blue. Relative luminance 0.051; OKLCH L 39.1% C 0.199 H 275.3°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#3127AC
RGB	rgb(49, 39, 172)
HSL	hsl(245, 63%, 41%)
HSV	hsv(245, 77%, 67%)
CMYK	cmyk(71.5%, 77.3%, 0%, 32.5%)
CIE-LAB	lab(26.97, 46.32, -68.57)
CIE-LCH	lch(26.97, 82.75, 304.04°)
OKLab	oklab(39.06% 0.0184 -0.1983)
OKLCH	oklch(39.06% 0.199 275.3)
XYZ	xyz(9.4361, 5.0817, 39.5053)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3127AC #A2AC27

analogous

#2760AC #3127AC #7427AC

triadic

#3127AC #AC3127 #27AC31

tetradic

#3127AC #AC2760 #A2AC27 #27AC74

square

#3127AC #AC2760 #A2AC27 #27AC74

split-complementary

#3127AC #AC7427 #60AC27

monochromatic

#151048 #231C7A #3127AC #483DD3 #776FDE

Accessibility & contrast

On white

10.41

#3127AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3127AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3127AC

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3127AC	#FFFFFF	#000000	##FFFFFF
##3127AC	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B0

Deuteranopia (green-blind)

#003AAA

Tritanopia (blue-blind)

#004F68

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3127ac;
/* rgb */ color: rgb(49, 39, 172);
/* oklch */ color: oklch(39.1% 0.199 275.3);

Tailwind

colors: {
  custom: {
    50: '#7c64c6',
    500: '#3127ac',
    950: '#000000',
  },
}

SCSS

$custom: #3127ac;
$custom-light: #7c64c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3127ac",
  "rgb": {
    "r": 49,
    "g": 39,
    "b": 172
  },
  "hsl": {
    "h": 244.511,
    "s": 63.033,
    "l": 41.373
  },
  "oklch": {
    "l": 0.39058,
    "c": 0.19911,
    "h": 275.3
  },
  "luminance": 0.05083
}

Semantic roles & 50–950 ramp

primary

#3127AC

secondary

#BEC56A

accent

#E642DA

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3127AC

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

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