#435CC9#435CC9

#435CC9 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.7% C 0.171 H 269.7°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#435CC9
RGB	rgb(67, 92, 201)
HSL	hsl(229, 55%, 53%)
HSV	hsv(229, 67%, 79%)
CMYK	cmyk(66.7%, 54.2%, 0%, 21.2%)
CIE-LAB	lab(42.86, 26.24, -59.60)
CIE-LCH	lch(42.86, 65.13, 293.76°)
OKLab	oklab(51.73% -0.0008 -0.1714)
OKLCH	oklch(51.73% 0.171 269.7)
XYZ	xyz(16.6809, 13.0631, 56.8894)
Luminance	0.1306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#435CC9 #C9B043

analogous

#439FC9 #435CC9 #6D43C9

triadic

#435CC9 #C9435C #5CC943

tetradic

#435CC9 #C9439F #C9B043 #43C96D

square

#435CC9 #C9439F #C9B043 #43C96D

split-complementary

#435CC9 #C96D43 #9FC943

monochromatic

#203071 #2E44A1 #435CC9 #7385D7 #A2AEE4

Accessibility & contrast

On white

5.81

#435CC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#435CC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #435CC9

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##435CC9	#FFFFFF	#000000	##FFFFFF
##435CC9	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#056CCD

Deuteranopia (green-blind)

#005FC7

Tritanopia (blue-blind)

#007689

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #435cc9;
/* rgb */ color: rgb(67, 92, 201);
/* oklch */ color: oklch(51.7% 0.171 269.7);

Tailwind

colors: {
  custom: {
    50: '#8689da',
    500: '#435cc9',
    950: '#000000',
  },
}

SCSS

$custom: #435cc9;
$custom-light: #8689da;
$custom-dark: #000000;

JSON

{
  "hex": "#435cc9",
  "rgb": {
    "r": 67,
    "g": 92,
    "b": 201
  },
  "hsl": {
    "h": 228.806,
    "s": 55.372,
    "l": 52.549
  },
  "oklch": {
    "l": 0.5173,
    "c": 0.17136,
    "h": 269.7
  },
  "luminance": 0.13065
}

Semantic roles & 50–950 ramp

primary

#435CC9

secondary

#D1C697

accent

#C349DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #435CC9

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

Preview Lab → · Contrast checker → · Palette generator →