#3125AB#3125AB

#3125AB is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.7% C 0.200 H 275.6°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#3125AB
RGB	rgb(49, 37, 171)
HSL	hsl(245, 64%, 41%)
HSV	hsv(245, 78%, 67%)
CMYK	cmyk(71.3%, 78.4%, 0%, 32.9%)
CIE-LAB	lab(26.49, 47.05, -68.75)
CIE-LCH	lch(26.49, 83.31, 304.39°)
OKLab	oklab(38.69% 0.0195 -0.1988)
OKLCH	oklch(38.69% 0.2 275.6)
XYZ	xyz(9.2765, 4.9155, 38.9801)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3125AB #9FAB25

analogous

#255CAB #3125AB #7425AB

triadic

#3125AB #AB3125 #25AB31

tetradic

#3125AB #AB255C #9FAB25 #25AB74

square

#3125AB #AB255C #9FAB25 #25AB74

split-complementary

#3125AB #AB7425 #5CAB25

monochromatic

#140F46 #231A79 #3125AB #4739D4 #766BDF

Accessibility & contrast

On white

10.59

#3125AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#3125AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3125AB

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3125AB	#FFFFFF	#000000	##FFFFFF
##3125AB	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AF

Deuteranopia (green-blind)

#0039A9

Tritanopia (blue-blind)

#004D67

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3125ab;
/* rgb */ color: rgb(49, 37, 171);
/* oklch */ color: oklch(38.7% 0.200 275.6);

Tailwind

colors: {
  custom: {
    50: '#7c63c5',
    500: '#3125ab',
    950: '#000000',
  },
}

SCSS

$custom: #3125ab;
$custom-light: #7c63c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3125ab",
  "rgb": {
    "r": 49,
    "g": 37,
    "b": 171
  },
  "hsl": {
    "h": 245.373,
    "s": 64.423,
    "l": 40.784
  },
  "oklch": {
    "l": 0.38693,
    "c": 0.19973,
    "h": 275.6
  },
  "luminance": 0.04916
}

Semantic roles & 50–950 ramp

primary

#3125AB

secondary

#BDC567

accent

#E740D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3125AB

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

Preview Lab → · Contrast checker → · Palette generator →