#4129BC#4129BC

#4129BC is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 42.2% C 0.213 H 279.6°. Best body text is #FFFFFF at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#4129BC
RGB	rgb(65, 41, 188)
HSL	hsl(250, 64%, 45%)
HSV	hsv(250, 78%, 74%)
CMYK	cmyk(65.4%, 78.2%, 0%, 26.3%)
CIE-LAB	lab(30.25, 51.79, -72.63)
CIE-LCH	lch(30.25, 89.21, 305.49°)
OKLab	oklab(42.18% 0.0353 -0.2097)
OKLCH	oklch(42.18% 0.213 279.6)
XYZ	xyz(12.0471, 6.3396, 48.1560)
Luminance	0.0634 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.01

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4129BC #A4BC29

analogous

#295ABC #4129BC #8B29BC

triadic

#4129BC #BC4129 #29BC41

tetradic

#4129BC #BC295A #A4BC29 #29BC8B

square

#4129BC #BC295A #A4BC29 #29BC8B

split-complementary

#4129BC #BC8B29 #5ABC29

monochromatic

#1E1358 #301E8A #4129BC #624BD8 #8D7DE3

Accessibility & contrast

On white

9.26

#4129BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#4129BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4129BC

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4129BC	#FFFFFF	#000000	##FFFFFF
##4129BC	1.00	9.26	2.27	9.26
#FFFFFF	9.26	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DC0

Deuteranopia (green-blind)

#0041B9

Tritanopia (blue-blind)

#005572

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4129bc;
/* rgb */ color: rgb(65, 41, 188);
/* oklch */ color: oklch(42.2% 0.213 279.6);

Tailwind

colors: {
  custom: {
    50: '#8667d2',
    500: '#4129bc',
    950: '#000000',
  },
}

SCSS

$custom: #4129bc;
$custom-light: #8667d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4129bc",
  "rgb": {
    "r": 65,
    "g": 41,
    "b": 188
  },
  "hsl": {
    "h": 249.796,
    "s": 64.192,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42177,
    "c": 0.21267,
    "h": 279.6
  },
  "luminance": 0.06341
}

Semantic roles & 50–950 ramp

primary

#4129BC

secondary

#BDCB76

accent

#E741CC

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #4129BC

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

Preview Lab → · Contrast checker → · Palette generator →