#435DD9#435DD9

#435DD9 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.2% C 0.192 H 269.7°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#435DD9
RGB	rgb(67, 93, 217)
HSL	hsl(230, 66%, 56%)
HSV	hsv(230, 69%, 85%)
CMYK	cmyk(69.1%, 57.1%, 0%, 14.9%)
CIE-LAB	lab(44.28, 31.25, -66.49)
CIE-LCH	lch(44.28, 73.46, 295.18°)
OKLab	oklab(53.16% -0.001 -0.1916)
OKLCH	oklch(53.16% 0.192 269.7)
XYZ	xyz(18.7492, 14.0299, 67.3521)
Luminance	0.1403 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#435DD9 #D9BF43

analogous

#43A8D9 #435DD9 #7443D9

triadic

#435DD9 #D9435D #5DD943

tetradic

#435DD9 #D943A8 #D9BF43 #43D974

square

#435DD9 #D943A8 #D9BF43 #43D974

split-complementary

#435DD9 #D97443 #A8D943

monochromatic

#1B2E86 #253FB9 #435DD9 #7689E3 #A9B5EE

Accessibility & contrast

On white

5.52

#435DD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#435DD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #435DD9

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##435DD9	#FFFFFF	#000000	##FFFFFF
##435DD9	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DD

Deuteranopia (green-blind)

#0062D7

Tritanopia (blue-blind)

#007C92

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #435dd9;
/* rgb */ color: rgb(67, 93, 217);
/* oklch */ color: oklch(53.2% 0.192 269.7);

Tailwind

colors: {
  custom: {
    50: '#898ae6',
    500: '#435dd9',
    950: '#000000',
  },
}

SCSS

$custom: #435dd9;
$custom-light: #898ae6;
$custom-dark: #000000;

JSON

{
  "hex": "#435dd9",
  "rgb": {
    "r": 67,
    "g": 93,
    "b": 217
  },
  "hsl": {
    "h": 229.6,
    "s": 66.372,
    "l": 55.686
  },
  "oklch": {
    "l": 0.53159,
    "c": 0.19158,
    "h": 269.7
  },
  "luminance": 0.14032
}

Semantic roles & 50–950 ramp

primary

#435DD9

secondary

#DBD09D

accent

#CC3FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #435DD9

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

Preview Lab → · Contrast checker → · Palette generator →