#29378B#29378B

#29378B is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.9% C 0.140 H 270.9°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#29378B
RGB	rgb(41, 55, 139)
HSL	hsl(231, 54%, 35%)
HSV	hsv(231, 71%, 55%)
CMYK	cmyk(70.5%, 60.4%, 0%, 45.5%)
CIE-LAB	lab(26.93, 23.95, -48.51)
CIE-LCH	lch(26.93, 54.10, 296.28°)
OKLab	oklab(37.94% 0.0023 -0.1398)
OKLCH	oklch(37.94% 0.14 270.9)
XYZ	xyz(6.9393, 5.0672, 25.0335)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#29378B #8B7D29

analogous

#29688B #29378B #4C298B

triadic

#29378B #8B2937 #378B29

tetradic

#29378B #8B2968 #8B7D29 #298B4C

square

#29378B #8B2968 #8B7D29 #298B4C

split-complementary

#29378B #8B4C29 #688B29

monochromatic

#0D122C #1B245C #29378B #374ABA #5F6FD0

Accessibility & contrast

On white

10.43

#29378B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#29378B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #29378B

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##29378B	#FFFFFF	#000000	##FFFFFF
##29378B	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448E

Deuteranopia (green-blind)

#003B89

Tritanopia (blue-blind)

#004C5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #29378b;
/* rgb */ color: rgb(41, 55, 139);
/* oklch */ color: oklch(37.9% 0.140 270.9);

Tailwind

colors: {
  custom: {
    50: '#706dae',
    500: '#29378b',
    950: '#000000',
  },
}

SCSS

$custom: #29378b;
$custom-light: #706dae;
$custom-dark: #000000;

JSON

{
  "hex": "#29378b",
  "rgb": {
    "r": 41,
    "g": 55,
    "b": 139
  },
  "hsl": {
    "h": 231.429,
    "s": 54.444,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37936,
    "c": 0.13985,
    "h": 270.9
  },
  "luminance": 0.05068
}

Semantic roles & 50–950 ramp

primary

#29378B

secondary

#B5A85B

accent

#C94ADE

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #29378B

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

Preview Lab → · Contrast checker → · Palette generator →