#3129BD#3129BD

#3129BD is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.2% C 0.217 H 273.6°. Best body text is #FFFFFF at 9.62:1 contrast (WCAG AA passes).

Color values

HEX	#3129BD
RGB	rgb(49, 41, 189)
HSL	hsl(243, 64%, 45%)
HSV	hsv(243, 78%, 74%)
CMYK	cmyk(74.1%, 78.3%, 0%, 25.9%)
CIE-LAB	lab(29.19, 50.66, -75.02)
CIE-LCH	lch(29.19, 90.52, 304.03°)
OKLab	oklab(41.16% 0.0136 -0.217)
OKLCH	oklch(41.16% 0.217 273.6)
XYZ	xyz(11.2418, 5.9118, 48.6829)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3129BD #B5BD29

analogous

#296BBD #3129BD #7B29BD

triadic

#3129BD #BD3129 #29BD31

tetradic

#3129BD #BD296B #B5BD29 #29BD7B

square

#3129BD #BD296B #B5BD29 #29BD7B

split-complementary

#3129BD #BD7B29 #6BBD29

monochromatic

#171358 #241E8B #3129BD #534BD8 #837DE3

Accessibility & contrast

On white

9.62

#3129BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#3129BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3129BD

9.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3129BD	#FFFFFF	#000000	##FFFFFF
##3129BD	1.00	9.62	2.18	9.62
#FFFFFF	9.62	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CC1

Deuteranopia (green-blind)

#003EBA

Tritanopia (blue-blind)

#005673

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3129bd;
/* rgb */ color: rgb(49, 41, 189);
/* oklch */ color: oklch(41.2% 0.217 273.6);

Tailwind

colors: {
  custom: {
    50: '#8066d2',
    500: '#3129bd',
    950: '#000000',
  },
}

SCSS

$custom: #3129bd;
$custom-light: #8066d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3129bd",
  "rgb": {
    "r": 49,
    "g": 41,
    "b": 189
  },
  "hsl": {
    "h": 243.243,
    "s": 64.348,
    "l": 45.098
  },
  "oklch": {
    "l": 0.41163,
    "c": 0.21747,
    "h": 273.6
  },
  "luminance": 0.05913
}

Semantic roles & 50–950 ramp

primary

#3129BD

secondary

#C7CB77

accent

#E740DE

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #3129BD

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

Preview Lab → · Contrast checker → · Palette generator →