#4030DB#4030DB

#4030DB is a mid, highly saturated blue. Relative luminance 0.083; OKLCH L 46.2% C 0.242 H 275.4°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#4030DB
RGB	rgb(64, 48, 219)
HSL	hsl(246, 70%, 52%)
HSV	hsv(246, 78%, 86%)
CMYK	cmyk(70.8%, 78.1%, 0%, 14.1%)
CIE-LAB	lab(34.63, 57.56, -83.46)
CIE-LCH	lch(34.63, 101.38, 304.59°)
OKLab	oklab(46.18% 0.0227 -0.2413)
OKLCH	oklch(46.18% 0.242 275.4)
XYZ	xyz(15.9533, 8.3168, 67.7687)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.13

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4030DB #CBDB30

analogous

#3076DB #4030DB #9530DB

triadic

#4030DB #DB4030 #30DB40

tetradic

#4030DB #DB3076 #CBDB30 #30DB95

square

#4030DB #DB3076 #CBDB30 #30DB95

split-complementary

#4030DB #DB9530 #76DB30

monochromatic

#1F157B #2C1EAF #4030DB #7064E4 #A098ED

Accessibility & contrast

On white

7.88

#4030DB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#4030DB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4030DB

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4030DB	#FFFFFF	#000000	##FFFFFF
##4030DB	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059E0

Deuteranopia (green-blind)

#004AD8

Tritanopia (blue-blind)

#006485

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4030db;
/* rgb */ color: rgb(64, 48, 219);
/* oklch */ color: oklch(46.2% 0.242 275.4);

Tailwind

colors: {
  custom: {
    50: '#8c6de8',
    500: '#4030db',
    950: '#000000',
  },
}

SCSS

$custom: #4030db;
$custom-light: #8c6de8;
$custom-dark: #000000;

JSON

{
  "hex": "#4030db",
  "rgb": {
    "r": 64,
    "g": 48,
    "b": 219
  },
  "hsl": {
    "h": 245.614,
    "s": 70.37,
    "l": 52.353
  },
  "oklch": {
    "l": 0.46183,
    "c": 0.24239,
    "h": 275.4
  },
  "luminance": 0.08318
}

Semantic roles & 50–950 ramp

primary

#4030DB

secondary

#D2D98E

accent

#ED3BDC

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0716

muted

#7E7A84

Preview Lab

Preview with #4030DB

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

Preview Lab → · Contrast checker → · Palette generator →