#4029BC#4029BC

#4029BC is a dark, highly saturated blue. Relative luminance 0.063; OKLCH L 42.1% C 0.213 H 279.2°. Best body text is #FFFFFF at 9.29:1 contrast (WCAG AA passes).

Color values

HEX	#4029BC
RGB	rgb(64, 41, 188)
HSL	hsl(249, 64%, 45%)
HSV	hsv(249, 78%, 74%)
CMYK	cmyk(66%, 78.2%, 0%, 26.3%)
CIE-LAB	lab(30.17, 51.69, -72.77)
CIE-LCH	lch(30.17, 89.26, 305.39°)
OKLab	oklab(42.1% 0.0339 -0.2101)
OKLCH	oklch(42.1% 0.213 279.2)
XYZ	xyz(11.9815, 6.3057, 48.1529)
Luminance	0.0631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.07

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4029BC #A5BC29

analogous

#295BBC #4029BC #8A29BC

triadic

#4029BC #BC4029 #29BC40

tetradic

#4029BC #BC295B #A5BC29 #29BC8A

square

#4029BC #BC295B #A5BC29 #29BC8A

split-complementary

#4029BC #BC8A29 #5BBC29

monochromatic

#1E1358 #2F1E8A #4029BC #614BD8 #8D7DE3

Accessibility & contrast

On white

9.29

#4029BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.26

#4029BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4029BC

9.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4029BC	#FFFFFF	#000000	##FFFFFF
##4029BC	1.00	9.29	2.26	9.29
#FFFFFF	9.29	1.00	21.00	1.00
#000000	2.26	21.00	1.00	21.00
##FFFFFF	9.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CC0

Deuteranopia (green-blind)

#0041B9

Tritanopia (blue-blind)

#005572

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4029bc;
/* rgb */ color: rgb(64, 41, 188);
/* oklch */ color: oklch(42.1% 0.213 279.2);

Tailwind

colors: {
  custom: {
    50: '#8667d2',
    500: '#4029bc',
    950: '#000000',
  },
}

SCSS

$custom: #4029bc;
$custom-light: #8667d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4029bc",
  "rgb": {
    "r": 64,
    "g": 41,
    "b": 188
  },
  "hsl": {
    "h": 249.388,
    "s": 64.192,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42099,
    "c": 0.21286,
    "h": 279.2
  },
  "luminance": 0.06307
}

Semantic roles & 50–950 ramp

primary

#4029BC

secondary

#BECB76

accent

#E741CD

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0614

muted

#7E7A83

Preview Lab

Preview with #4029BC

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

Preview Lab → · Contrast checker → · Palette generator →