#434DD9#434DD9

#434DD9 is a mid, highly saturated blue. Relative luminance 0.115; OKLCH L 50.3% C 0.210 H 272.9°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#434DD9
RGB	rgb(67, 77, 217)
HSL	hsl(236, 66%, 56%)
HSV	hsv(236, 69%, 85%)
CMYK	cmyk(69.1%, 64.5%, 0%, 14.9%)
CIE-LAB	lab(40.42, 41.18, -72.77)
CIE-LCH	lch(40.42, 83.61, 299.50°)
OKLab	oklab(50.31% 0.0107 -0.2102)
OKLCH	oklch(50.31% 0.21 272.9)
XYZ	xyz(17.4888, 11.5091, 66.9320)
Luminance	0.1151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434DD9 #D9CF43

analogous

#4398D9 #434DD9 #8443D9

triadic

#434DD9 #D9434D #4DD943

tetradic

#434DD9 #D94398 #D9CF43 #43D984

square

#434DD9 #D94398 #D9CF43 #43D984

split-complementary

#434DD9 #D98443 #98D943

monochromatic

#1B2286 #252FB9 #434DD9 #767DE3 #A9ADEE

Accessibility & contrast

On white

6.36

#434DD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#434DD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434DD9

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434DD9	#FFFFFF	#000000	##FFFFFF
##434DD9	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066DD

Deuteranopia (green-blind)

#0058D6

Tritanopia (blue-blind)

#00728C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #434dd9;
/* rgb */ color: rgb(67, 77, 217);
/* oklch */ color: oklch(50.3% 0.210 272.9);

Tailwind

colors: {
  custom: {
    50: '#8a7fe6',
    500: '#434dd9',
    950: '#000000',
  },
}

SCSS

$custom: #434dd9;
$custom-light: #8a7fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#434dd9",
  "rgb": {
    "r": 67,
    "g": 77,
    "b": 217
  },
  "hsl": {
    "h": 236,
    "s": 66.372,
    "l": 55.686
  },
  "oklch": {
    "l": 0.50314,
    "c": 0.21044,
    "h": 272.9
  },
  "luminance": 0.11511
}

Semantic roles & 50–950 ramp

primary

#434DD9

secondary

#DBD79D

accent

#DE3FE9

background

#F9F7FE

surface

#F2EEFC

border

#CCC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #434DD9

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

Preview Lab → · Contrast checker → · Palette generator →