#3127AD#3127AD

#3127AD is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.2% C 0.200 H 275.2°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#3127AD
RGB	rgb(49, 39, 173)
HSL	hsl(244, 63%, 42%)
HSV	hsv(244, 77%, 68%)
CMYK	cmyk(71.7%, 77.5%, 0%, 32.2%)
CIE-LAB	lab(27.07, 46.64, -68.99)
CIE-LCH	lch(27.07, 83.27, 304.06°)
OKLab	oklab(39.17% 0.0181 -0.1995)
OKLCH	oklch(39.17% 0.2 275.2)
XYZ	xyz(9.5325, 5.1202, 40.0130)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3127AD #A3AD27

analogous

#2760AD #3127AD #7427AD

triadic

#3127AD #AD3127 #27AD31

tetradic

#3127AD #AD2760 #A3AD27 #27AD74

square

#3127AD #AD2760 #A3AD27 #27AD74

split-complementary

#3127AD #AD7427 #60AD27

monochromatic

#151049 #231C7B #3127AD #493ED3 #7870DF

Accessibility & contrast

On white

10.37

#3127AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3127AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3127AD

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3127AD	#FFFFFF	#000000	##FFFFFF
##3127AD	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B1

Deuteranopia (green-blind)

#003AAB

Tritanopia (blue-blind)

#004F69

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3127ad;
/* rgb */ color: rgb(49, 39, 173);
/* oklch */ color: oklch(39.2% 0.200 275.2);

Tailwind

colors: {
  custom: {
    50: '#7d64c7',
    500: '#3127ad',
    950: '#000000',
  },
}

SCSS

$custom: #3127ad;
$custom-light: #7d64c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3127ad",
  "rgb": {
    "r": 49,
    "g": 39,
    "b": 173
  },
  "hsl": {
    "h": 244.478,
    "s": 63.208,
    "l": 41.569
  },
  "oklch": {
    "l": 0.39166,
    "c": 0.20031,
    "h": 275.2
  },
  "luminance": 0.05121
}

Semantic roles & 50–950 ramp

primary

#3127AD

secondary

#BFC66A

accent

#E642DA

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3127AD

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

Preview Lab → · Contrast checker → · Palette generator →