#3125A8#3125A8

#3125A8 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.4% C 0.196 H 275.9°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#3125A8
RGB	rgb(49, 37, 168)
HSL	hsl(245, 64%, 40%)
HSV	hsv(245, 78%, 66%)
CMYK	cmyk(70.8%, 78%, 0%, 34.1%)
CIE-LAB	lab(26.16, 46.10, -67.48)
CIE-LCH	lch(26.16, 81.73, 304.34°)
OKLab	oklab(38.37% 0.0203 -0.1951)
OKLCH	oklch(38.37% 0.196 275.9)
XYZ	xyz(8.9938, 4.8024, 37.4912)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3125A8 #9CA825

analogous

#255BA8 #3125A8 #7225A8

triadic

#3125A8 #A83125 #25A831

tetradic

#3125A8 #A8255B #9CA825 #25A872

square

#3125A8 #A8255B #9CA825 #25A872

split-complementary

#3125A8 #A87225 #5BA825

monochromatic

#140F44 #221A76 #3125A8 #4537D3 #7469DE

Accessibility & contrast

On white

10.71

#3125A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3125A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3125A8

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3125A8	#FFFFFF	#000000	##FFFFFF
##3125A8	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0038A6

Tritanopia (blue-blind)

#004C66

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3125a8;
/* rgb */ color: rgb(49, 37, 168);
/* oklch */ color: oklch(38.4% 0.196 275.9);

Tailwind

colors: {
  custom: {
    50: '#7c63c3',
    500: '#3125a8',
    950: '#000000',
  },
}

SCSS

$custom: #3125a8;
$custom-light: #7c63c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3125a8",
  "rgb": {
    "r": 49,
    "g": 37,
    "b": 168
  },
  "hsl": {
    "h": 245.496,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38367,
    "c": 0.19614,
    "h": 275.9
  },
  "luminance": 0.04803
}

Semantic roles & 50–950 ramp

primary

#3125A8

secondary

#BBC465

accent

#E741D8

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #3125A8

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

Preview Lab → · Contrast checker → · Palette generator →