#435DD1#435DD1

#435DD1 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.5% C 0.181 H 269.6°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#435DD1
RGB	rgb(67, 93, 209)
HSL	hsl(229, 61%, 54%)
HSV	hsv(229, 68%, 82%)
CMYK	cmyk(67.9%, 55.5%, 0%, 18%)
CIE-LAB	lab(43.69, 28.43, -62.86)
CIE-LCH	lch(43.69, 68.99, 294.34°)
OKLab	oklab(52.53% -0.0013 -0.1809)
OKLCH	oklch(52.53% 0.181 269.6)
XYZ	xyz(17.7338, 13.6237, 62.0043)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#435DD1 #D1B743

analogous

#43A4D1 #435DD1 #7043D1

triadic

#435DD1 #D1435D #5DD143

tetradic

#435DD1 #D143A4 #D1B743 #43D170

square

#435DD1 #D143A4 #D1B743 #43D170

split-complementary

#435DD1 #D17043 #A4D143

monochromatic

#1E2F7B #2A42AD #435DD1 #7487DD #A5B2E9

Accessibility & contrast

On white

5.64

#435DD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#435DD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #435DD1

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##435DD1	#FFFFFF	#000000	##FFFFFF
##435DD1	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ED5

Deuteranopia (green-blind)

#0061CF

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #435dd1;
/* rgb */ color: rgb(67, 93, 209);
/* oklch */ color: oklch(52.5% 0.181 269.6);

Tailwind

colors: {
  custom: {
    50: '#878ae0',
    500: '#435dd1',
    950: '#000000',
  },
}

SCSS

$custom: #435dd1;
$custom-light: #878ae0;
$custom-dark: #000000;

JSON

{
  "hex": "#435dd1",
  "rgb": {
    "r": 67,
    "g": 93,
    "b": 209
  },
  "hsl": {
    "h": 229.014,
    "s": 60.684,
    "l": 54.118
  },
  "oklch": {
    "l": 0.52534,
    "c": 0.18093,
    "h": 269.6
  },
  "luminance": 0.13625
}

Semantic roles & 50–950 ramp

primary

#435DD1

secondary

#D6CB9A

accent

#C744E4

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #435DD1

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

Preview Lab → · Contrast checker → · Palette generator →