#4129C5#4129C5

#4129C5 is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 43.1% C 0.223 H 278.5°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#4129C5
RGB	rgb(65, 41, 197)
HSL	hsl(249, 66%, 47%)
HSV	hsv(249, 79%, 77%)
CMYK	cmyk(67%, 79.2%, 0%, 22.7%)
CIE-LAB	lab(31.21, 54.45, -76.36)
CIE-LCH	lch(31.21, 93.78, 305.49°)
OKLab	oklab(43.12% 0.0329 -0.2205)
OKLCH	oklch(43.12% 0.223 278.5)
XYZ	xyz(13.0477, 6.7398, 53.4258)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4129C5 #ADC529

analogous

#295FC5 #4129C5 #8F29C5

triadic

#4129C5 #C54129 #29C541

tetradic

#4129C5 #C5295F #ADC529 #29C58F

square

#4129C5 #C5295F #ADC529 #29C58F

split-complementary

#4129C5 #C58F29 #5FC529

monochromatic

#201460 #301E92 #4129C5 #6651DB #9283E5

Accessibility & contrast

On white

8.94

#4129C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#4129C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4129C5

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4129C5	#FFFFFF	#000000	##FFFFFF
##4129C5	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC9

Deuteranopia (green-blind)

#0043C2

Tritanopia (blue-blind)

#005977

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #4129c5;
/* rgb */ color: rgb(65, 41, 197);
/* oklch */ color: oklch(43.1% 0.223 278.5);

Tailwind

colors: {
  custom: {
    50: '#8868d8',
    500: '#4129c5',
    950: '#000000',
  },
}

SCSS

$custom: #4129c5;
$custom-light: #8868d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4129c5",
  "rgb": {
    "r": 65,
    "g": 41,
    "b": 197
  },
  "hsl": {
    "h": 249.231,
    "s": 65.546,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43123,
    "c": 0.22298,
    "h": 278.5
  },
  "luminance": 0.06741
}

Semantic roles & 50–950 ramp

primary

#4129C5

secondary

#C2CE7C

accent

#E83FCE

background

#F9F6FD

surface

#F1EBFB

border

#CBC6D4

text

#0D0615

muted

#7E7A83

Preview Lab

Preview with #4129C5

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

Preview Lab → · Contrast checker → · Palette generator →