#434FE1#434FE1

#434FE1 is a mid, highly saturated blue. Relative luminance 0.122; OKLCH L 51.4% C 0.218 H 272.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#434FE1
RGB	rgb(67, 79, 225)
HSL	hsl(235, 72%, 57%)
HSV	hsv(235, 70%, 88%)
CMYK	cmyk(70.2%, 64.9%, 0%, 11.8%)
CIE-LAB	lab(41.56, 42.67, -75.47)
CIE-LCH	lch(41.56, 86.70, 299.48°)
OKLab	oklab(51.35% 0.0088 -0.2181)
OKLCH	oklch(51.35% 0.218 272.3)
XYZ	xyz(18.6968, 12.2197, 72.5929)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434FE1 #E1D543

analogous

#439EE1 #434FE1 #8643E1

triadic

#434FE1 #E1434F #4FE143

tetradic

#434FE1 #E1439E #E1D543 #43E186

square

#434FE1 #E1439E #E1D543 #43E186

split-complementary

#434FE1 #E18643 #9EE143

monochromatic

#172192 #202CC7 #434FE1 #7880E9 #ADB2F2

Accessibility & contrast

On white

6.10

#434FE1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#434FE1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434FE1

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434FE1	#FFFFFF	#000000	##FFFFFF
##434FE1	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069E6

Deuteranopia (green-blind)

#005BDE

Tritanopia (blue-blind)

#007591

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #434fe1;
/* rgb */ color: rgb(67, 79, 225);
/* oklch */ color: oklch(51.4% 0.218 272.3);

Tailwind

colors: {
  custom: {
    50: '#8c80ec',
    500: '#434fe1',
    950: '#000000',
  },
}

SCSS

$custom: #434fe1;
$custom-light: #8c80ec;
$custom-dark: #000000;

JSON

{
  "hex": "#434fe1",
  "rgb": {
    "r": 67,
    "g": 79,
    "b": 225
  },
  "hsl": {
    "h": 235.443,
    "s": 72.477,
    "l": 57.255
  },
  "oklch": {
    "l": 0.51354,
    "c": 0.21826,
    "h": 272.3
  },
  "luminance": 0.12221
}

Semantic roles & 50–950 ramp

primary

#434FE1

secondary

#E0DBA0

accent

#E139EF

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #434FE1

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

Preview Lab → · Contrast checker → · Palette generator →