#4050CE#4050CE

#4050CE is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.7% C 0.194 H 271.8°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4050CE
RGB	rgb(64, 80, 206)
HSL	hsl(233, 59%, 53%)
HSV	hsv(233, 69%, 81%)
CMYK	cmyk(68.9%, 61.2%, 0%, 19.2%)
CIE-LAB	lab(40.05, 35.16, -67.06)
CIE-LCH	lch(40.05, 75.72, 297.67°)
OKLab	oklab(49.71% 0.006 -0.1935)
OKLCH	oklch(49.71% 0.194 271.8)
XYZ	xyz(16.1198, 11.2820, 59.7087)
Luminance	0.1128 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4050CE #CEBE40

analogous

#4097CE #4050CE #7740CE

triadic

#4050CE #CE4050 #50CE40

tetradic

#4050CE #CE4097 #CEBE40 #40CE77

square

#4050CE #CE4097 #CEBE40 #40CE77

split-complementary

#4050CE #CE7740 #97CE40

monochromatic

#1E2875 #2B39A6 #4050CE #717DDA #A1A9E7

Accessibility & contrast

On white

6.45

#4050CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4050CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4050CE

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4050CE	#FFFFFF	#000000	##FFFFFF
##4050CE	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D2

Deuteranopia (green-blind)

#0058CC

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4050ce;
/* rgb */ color: rgb(64, 80, 206);
/* oklch */ color: oklch(49.7% 0.194 271.8);

Tailwind

colors: {
  custom: {
    50: '#8681de',
    500: '#4050ce',
    950: '#000000',
  },
}

SCSS

$custom: #4050ce;
$custom-light: #8681de;
$custom-dark: #000000;

JSON

{
  "hex": "#4050ce",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 206
  },
  "hsl": {
    "h": 233.239,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.49713,
    "c": 0.19357,
    "h": 271.8
  },
  "luminance": 0.11284
}

Semantic roles & 50–950 ramp

primary

#4050CE

secondary

#D4CD96

accent

#D145E2

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4050CE

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

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