#3125B0#3125B0

#3125B0 is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.2% C 0.206 H 275.1°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#3125B0
RGB	rgb(49, 37, 176)
HSL	hsl(245, 65%, 42%)
HSV	hsv(245, 79%, 69%)
CMYK	cmyk(72.2%, 79%, 0%, 31%)
CIE-LAB	lab(27.05, 48.62, -70.84)
CIE-LCH	lch(27.05, 85.92, 304.46°)
OKLab	oklab(39.24% 0.0183 -0.2048)
OKLCH	oklch(39.24% 0.206 275.1)
XYZ	xyz(9.7621, 5.1097, 41.5377)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3125B0 #A4B025

analogous

#255FB0 #3125B0 #7725B0

triadic

#3125B0 #B03125 #25B031

tetradic

#3125B0 #B0255F #A4B025 #25B077

square

#3125B0 #B0255F #A4B025 #25B077

split-complementary

#3125B0 #B07725 #5FB025

monochromatic

#15104B #231A7D #3125B0 #493CD6 #796FE1

Accessibility & contrast

On white

10.38

#3125B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#3125B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3125B0

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3125B0	#FFFFFF	#000000	##FFFFFF
##3125B0	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B4

Deuteranopia (green-blind)

#003AAE

Tritanopia (blue-blind)

#004F6A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3125b0;
/* rgb */ color: rgb(49, 37, 176);
/* oklch */ color: oklch(39.2% 0.206 275.1);

Tailwind

colors: {
  custom: {
    50: '#7d63c9',
    500: '#3125b0',
    950: '#000000',
  },
}

SCSS

$custom: #3125b0;
$custom-light: #7d63c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3125b0",
  "rgb": {
    "r": 49,
    "g": 37,
    "b": 176
  },
  "hsl": {
    "h": 245.18,
    "s": 65.258,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39242,
    "c": 0.20566,
    "h": 275.1
  },
  "luminance": 0.05111
}

Semantic roles & 50–950 ramp

primary

#3125B0

secondary

#BFC76A

accent

#E840DA

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3125B0

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

Preview Lab → · Contrast checker → · Palette generator →