#434FD5#434FD5

#434FD5 is a mid, highly saturated blue. Relative luminance 0.116; OKLCH L 50.3% C 0.203 H 272.7°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#434FD5
RGB	rgb(67, 79, 213)
HSL	hsl(235, 63%, 55%)
HSV	hsv(235, 69%, 84%)
CMYK	cmyk(68.5%, 62.9%, 0%, 16.5%)
CIE-LAB	lab(40.55, 38.59, -70.27)
CIE-LCH	lch(40.55, 80.17, 298.78°)
OKLab	oklab(50.3% 0.0096 -0.2028)
OKLCH	oklch(50.3% 0.203 272.7)
XYZ	xyz(17.1169, 11.5877, 64.2725)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FD5 #D5C943

analogous

#4398D5 #434FD5 #8043D5

triadic

#434FD5 #D5434F #4FD543

tetradic

#434FD5 #D54398 #D5C943 #43D580

square

#434FD5 #D54398 #D5C943 #43D580

split-complementary

#434FD5 #D58043 #98D543

monochromatic

#1D2581 #2833B3 #434FD5 #757EE0 #A7ADEB

Accessibility & contrast

On white

6.33

#434FD5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#434FD5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FD5

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FD5	#FFFFFF	#000000	##FFFFFF
##434FD5	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D9

Deuteranopia (green-blind)

#0059D2

Tritanopia (blue-blind)

#00718B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #434fd5;
/* rgb */ color: rgb(67, 79, 213);
/* oklch */ color: oklch(50.3% 0.203 272.7);

Tailwind

colors: {
  custom: {
    50: '#8980e3',
    500: '#434fd5',
    950: '#000000',
  },
}

SCSS

$custom: #434fd5;
$custom-light: #8980e3;
$custom-dark: #000000;

JSON

{
  "hex": "#434fd5",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 213
  },
  "hsl": {
    "h": 235.068,
    "s": 63.478,
    "l": 54.902
  },
  "oklch": {
    "l": 0.50304,
    "c": 0.20305,
    "h": 272.7
  },
  "luminance": 0.11589
}

Semantic roles & 50–950 ramp

primary

#434FD5

secondary

#D9D49B

accent

#D941E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #434FD5

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

Preview Lab → · Contrast checker → · Palette generator →