#434CCE#434CCE

#434CCE is a mid, vivid blue. Relative luminance 0.108; OKLCH L 49.2% C 0.198 H 273.5°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#434CCE
RGB	rgb(67, 76, 206)
HSL	hsl(236, 59%, 54%)
HSV	hsv(236, 67%, 81%)
CMYK	cmyk(67.5%, 63.1%, 0%, 19.2%)
CIE-LAB	lab(39.27, 38.05, -68.33)
CIE-LCH	lch(39.27, 78.21, 299.11°)
OKLab	oklab(49.18% 0.0122 -0.1972)
OKLCH	oklch(49.18% 0.198 273.5)
XYZ	xyz(16.0360, 10.8169, 59.6233)
Luminance	0.1082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#434CCE #CEC543

analogous

#4391CE #434CCE #7F43CE

triadic

#434CCE #CE434C #4CCE43

tetradic

#434CCE #CE4391 #CEC543 #43CE7F

square

#434CCE #CE4391 #CEC543 #43CE7F

split-complementary

#434CCE #CE7F43 #91CE43

monochromatic

#1F2577 #2C34A8 #434CCE #747ADB #A4A8E7

Accessibility & contrast

On white

6.64

#434CCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#434CCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #434CCE

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##434CCE	#FFFFFF	#000000	##FFFFFF
##434CCE	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D2

Deuteranopia (green-blind)

#0056CB

Tritanopia (blue-blind)

#006D86

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #434cce;
/* rgb */ color: rgb(67, 76, 206);
/* oklch */ color: oklch(49.2% 0.198 273.5);

Tailwind

colors: {
  custom: {
    50: '#887ede',
    500: '#434cce',
    950: '#000000',
  },
}

SCSS

$custom: #434cce;
$custom-light: #887ede;
$custom-dark: #000000;

JSON

{
  "hex": "#434cce",
  "rgb": {
    "r": 67,
    "g": 76,
    "b": 206
  },
  "hsl": {
    "h": 236.115,
    "s": 58.65,
    "l": 53.529
  },
  "oklch": {
    "l": 0.49184,
    "c": 0.19755,
    "h": 273.5
  },
  "luminance": 0.10818
}

Semantic roles & 50–950 ramp

primary

#434CCE

secondary

#D4D099

accent

#D846E2

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #434CCE

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

Preview Lab → · Contrast checker → · Palette generator →