#3129A5#3129A5

#3129A5 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.6% C 0.189 H 275.7°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#3129A5
RGB	rgb(49, 41, 165)
HSL	hsl(244, 60%, 40%)
HSV	hsv(244, 75%, 65%)
CMYK	cmyk(70.3%, 75.2%, 0%, 35.3%)
CIE-LAB	lab(26.61, 42.97, -64.94)
CIE-LCH	lch(26.61, 77.87, 303.49°)
OKLab	oklab(38.58% 0.0189 -0.1877)
OKLCH	oklch(38.58% 0.189 275.7)
XYZ	xyz(8.8489, 4.9546, 36.0800)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3129A5 #9DA529

analogous

#295FA5 #3129A5 #6F29A5

triadic

#3129A5 #A53129 #29A531

tetradic

#3129A5 #A5295F #9DA529 #29A56F

square

#3129A5 #A5295F #9DA529 #29A56F

split-complementary

#3129A5 #A56F29 #5FA529

monochromatic

#141143 #221D74 #3129A5 #463DCF #756EDB

Accessibility & contrast

On white

10.55

#3129A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#3129A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3129A5

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3129A5	#FFFFFF	#000000	##FFFFFF
##3129A5	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A9

Deuteranopia (green-blind)

#0039A3

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3129a5;
/* rgb */ color: rgb(49, 41, 165);
/* oklch */ color: oklch(38.6% 0.189 275.7);

Tailwind

colors: {
  custom: {
    50: '#7b65c1',
    500: '#3129a5',
    950: '#000000',
  },
}

SCSS

$custom: #3129a5;
$custom-light: #7b65c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3129a5",
  "rgb": {
    "r": 49,
    "g": 41,
    "b": 165
  },
  "hsl": {
    "h": 243.871,
    "s": 60.194,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38582,
    "c": 0.18868,
    "h": 275.7
  },
  "luminance": 0.04955
}

Semantic roles & 50–950 ramp

primary

#3129A5

secondary

#BCC268

accent

#E344D9

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3129A5

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

Preview Lab → · Contrast checker → · Palette generator →