#4034A5#4034A5

#4034A5 is a dark, vivid blue. Relative luminance 0.063; OKLCH L 41.3% C 0.173 H 280.4°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#4034A5
RGB	rgb(64, 52, 165)
HSL	hsl(246, 52%, 43%)
HSV	hsv(246, 68%, 65%)
CMYK	cmyk(61.2%, 68.5%, 0%, 35.3%)
CIE-LAB	lab(30.06, 38.52, -59.21)
CIE-LCH	lch(30.06, 70.64, 303.05°)
OKLab	oklab(41.35% 0.0314 -0.1706)
OKLCH	oklch(41.35% 0.173 280.4)
XYZ	xyz(10.1317, 6.2619, 36.2648)
Luminance	0.0626 (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

#4034A5 #99A534

analogous

#3460A5 #4034A5 #7934A5

triadic

#4034A5 #A54034 #34A540

tetradic

#4034A5 #A53460 #99A534 #34A579

square

#4034A5 #A53460 #99A534 #34A579

split-complementary

#4034A5 #A57934 #60A534

monochromatic

#1C1748 #2E2576 #4034A5 #5C4FC7 #877DD6

Accessibility & contrast

On white

9.32

#4034A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#4034A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4034A5

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4034A5	#FFFFFF	#000000	##FFFFFF
##4034A5	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA8

Deuteranopia (green-blind)

#0042A3

Tritanopia (blue-blind)

#005268

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #4034a5;
/* rgb */ color: rgb(64, 52, 165);
/* oklch */ color: oklch(41.3% 0.173 280.4);

Tailwind

colors: {
  custom: {
    50: '#806dc1',
    500: '#4034a5',
    950: '#000000',
  },
}

SCSS

$custom: #4034a5;
$custom-light: #806dc1;
$custom-dark: #000000;

JSON

{
  "hex": "#4034a5",
  "rgb": {
    "r": 64,
    "g": 52,
    "b": 165
  },
  "hsl": {
    "h": 246.372,
    "s": 52.074,
    "l": 42.549
  },
  "oklch": {
    "l": 0.41348,
    "c": 0.17346,
    "h": 280.4
  },
  "luminance": 0.06263
}

Semantic roles & 50–950 ramp

primary

#4034A5

secondary

#B7BF76

accent

#DC4CCC

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0712

muted

#7C7A81

Preview Lab

Preview with #4034A5

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

Preview Lab → · Contrast checker → · Palette generator →