#133FE2#133FE2

#133FE2 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.1% C 0.247 H 264.9°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#133FE2
RGB	rgb(19, 63, 226)
HSL	hsl(227, 84%, 48%)
HSV	hsv(227, 92%, 89%)
CMYK	cmyk(91.6%, 72.1%, 0%, 11.4%)
CIE-LAB	lab(36.33, 49.17, -84.72)
CIE-LCH	lch(36.33, 97.95, 300.13°)
OKLab	oklab(47.09% -0.0221 -0.2458)
OKLCH	oklch(47.09% 0.247 264.9)
XYZ	xyz(15.7687, 9.1824, 72.8780)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133FE2 #E2B613

analogous

#13A7E2 #133FE2 #4E13E2

triadic

#133FE2 #E2133F #3FE213

tetradic

#133FE2 #E213A7 #E2B613 #13E24E

square

#133FE2 #E213A7 #E2B613 #13E24E

split-complementary

#133FE2 #E24E13 #A7E213

monochromatic

#0A2071 #0E2FAA #133FE2 #4368EF #7B95F4

Accessibility & contrast

On white

7.40

#133FE2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#133FE2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133FE2

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133FE2	#FFFFFF	#000000	##FFFFFF
##133FE2	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE7

Deuteranopia (green-blind)

#004BDF

Tritanopia (blue-blind)

#006F8D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #133fe2;
/* rgb */ color: rgb(19, 63, 226);
/* oklch */ color: oklch(47.1% 0.247 264.9);

Tailwind

colors: {
  custom: {
    50: '#8075ed',
    500: '#133fe2',
    950: '#000000',
  },
}

SCSS

$custom: #133fe2;
$custom-light: #8075ed;
$custom-dark: #000000;

JSON

{
  "hex": "#133fe2",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 226
  },
  "hsl": {
    "h": 227.246,
    "s": 84.49,
    "l": 48.039
  },
  "oklch": {
    "l": 0.47092,
    "c": 0.24679,
    "h": 264.9
  },
  "luminance": 0.09184
}

Semantic roles & 50–950 ramp

primary

#133FE2

secondary

#DCC675

accent

#CF2DFB

background

#F9F7FE

surface

#F1EDFD

border

#CBC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #133FE2

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

Preview Lab → · Contrast checker → · Palette generator →