#4233A5#4233A5

#4233A5 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.4% C 0.174 H 281.6°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#4233A5
RGB	rgb(66, 51, 165)
HSL	hsl(248, 53%, 42%)
HSV	hsv(248, 69%, 65%)
CMYK	cmyk(60%, 69.1%, 0%, 35.3%)
CIE-LAB	lab(30.01, 39.42, -59.29)
CIE-LCH	lch(30.01, 71.20, 303.62°)
OKLab	oklab(41.35% 0.035 -0.1708)
OKLCH	oklch(41.35% 0.174 281.6)
XYZ	xyz(10.2200, 6.2418, 36.2563)
Luminance	0.0624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.65

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4233A5 #96A533

analogous

#335DA5 #4233A5 #7B33A5

triadic

#4233A5 #A54233 #33A542

tetradic

#4233A5 #A5335D #96A533 #33A57B

square

#4233A5 #A5335D #96A533 #33A57B

split-complementary

#4233A5 #A57B33 #5DA533

monochromatic

#1D1648 #2F2576 #4233A5 #5D4DC8 #887CD6

Accessibility & contrast

On white

9.34

#4233A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#4233A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233A5

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233A5	#FFFFFF	#000000	##FFFFFF
##4233A5	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA8

Deuteranopia (green-blind)

#0043A3

Tritanopia (blue-blind)

#005168

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4233a5;
/* rgb */ color: rgb(66, 51, 165);
/* oklch */ color: oklch(41.4% 0.174 281.6);

Tailwind

colors: {
  custom: {
    50: '#826cc1',
    500: '#4233a5',
    950: '#000000',
  },
}

SCSS

$custom: #4233a5;
$custom-light: #826cc1;
$custom-dark: #000000;

JSON

{
  "hex": "#4233a5",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 165
  },
  "hsl": {
    "h": 247.895,
    "s": 52.778,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41354,
    "c": 0.1743,
    "h": 281.6
  },
  "luminance": 0.06243
}

Semantic roles & 50–950 ramp

primary

#4233A5

secondary

#B5BF75

accent

#DC4CC9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #4233A5

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

Preview Lab → · Contrast checker → · Palette generator →