#3A29A5#3A29A5

#3A29A5 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.3% C 0.187 H 279.6°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#3A29A5
RGB	rgb(58, 41, 165)
HSL	hsl(248, 60%, 40%)
HSV	hsv(248, 75%, 65%)
CMYK	cmyk(64.8%, 75.2%, 0%, 35.3%)
CIE-LAB	lab(27.30, 43.98, -63.77)
CIE-LCH	lch(27.30, 77.47, 304.60°)
OKLab	oklab(39.25% 0.0312 -0.1841)
OKLCH	oklch(39.25% 0.187 279.6)
XYZ	xyz(9.3272, 5.2013, 36.1024)
Luminance	0.0520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A29A5 #94A529

analogous

#2956A5 #3A29A5 #7829A5

triadic

#3A29A5 #A53A29 #29A53A

tetradic

#3A29A5 #A52956 #94A529 #29A578

square

#3A29A5 #A52956 #94A529 #29A578

split-complementary

#3A29A5 #A57829 #56A529

monochromatic

#181143 #291D74 #3A29A5 #513DCF #7D6EDB

Accessibility & contrast

On white

10.29

#3A29A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3A29A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A29A5

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A29A5	#FFFFFF	#000000	##FFFFFF
##3A29A5	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A9

Deuteranopia (green-blind)

#003CA3

Tritanopia (blue-blind)

#004C65

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3a29a5;
/* rgb */ color: rgb(58, 41, 165);
/* oklch */ color: oklch(39.3% 0.187 279.6);

Tailwind

colors: {
  custom: {
    50: '#7e65c1',
    500: '#3a29a5',
    950: '#000000',
  },
}

SCSS

$custom: #3a29a5;
$custom-light: #7e65c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3a29a5",
  "rgb": {
    "r": 58,
    "g": 41,
    "b": 165
  },
  "hsl": {
    "h": 248.226,
    "s": 60.194,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39252,
    "c": 0.1867,
    "h": 279.6
  },
  "luminance": 0.05202
}

Semantic roles & 50–950 ramp

primary

#3A29A5

secondary

#B5C268

accent

#E344CE

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3A29A5

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

Preview Lab → · Contrast checker → · Palette generator →