#4074EF#4074EF

#4074EF is a mid, vivid blue. Relative luminance 0.198; OKLCH L 59.2% C 0.194 H 264.1°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#4074EF
RGB	rgb(64, 116, 239)
HSL	hsl(222, 85%, 59%)
HSV	hsv(222, 73%, 94%)
CMYK	cmyk(73.2%, 51.5%, 0%, 6.3%)
CIE-LAB	lab(51.62, 24.27, -66.99)
CIE-LCH	lch(51.62, 71.25, 289.91°)
OKLab	oklab(59.15% -0.0199 -0.1928)
OKLCH	oklch(59.15% 0.194 264.1)
XYZ	xyz(23.9342, 19.8101, 84.2070)
Luminance	0.1981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4074EF #EFBB40

analogous

#40CCEF #4074EF #6340EF

triadic

#4074EF #EF4074 #74EF40

tetradic

#4074EF #EF40CC #EFBB40 #40EF63

square

#4074EF #EF40CC #EFBB40 #40EF63

split-complementary

#4074EF #EF6340 #CCEF40

monochromatic

#0E3BA7 #134FDF #4074EF #789DF4 #B1C6F8

Accessibility & contrast

On white

4.23

#4074EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#4074EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4074EF

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4074EF	#FFFFFF	#000000	##000000
##4074EF	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2083F3

Deuteranopia (green-blind)

#0073ED

Tritanopia (blue-blind)

#0092A6

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4074ef;
/* rgb */ color: rgb(64, 116, 239);
/* oklch */ color: oklch(59.2% 0.194 264.1);

Tailwind

colors: {
  custom: {
    50: '#8b9bf5',
    500: '#4074ef',
    950: '#000000',
  },
}

SCSS

$custom: #4074ef;
$custom-light: #8b9bf5;
$custom-dark: #000000;

JSON

{
  "hex": "#4074ef",
  "rgb": {
    "r": 64,
    "g": 116,
    "b": 239
  },
  "hsl": {
    "h": 222.171,
    "s": 84.541,
    "l": 59.412
  },
  "oklch": {
    "l": 0.5915,
    "c": 0.19381,
    "h": 264.1
  },
  "luminance": 0.19813
}

Semantic roles & 50–950 ramp

primary

#4074EF

secondary

#E7D3A3

accent

#BE2DFB

background

#F9F9FF

surface

#F2F2FE

border

#CCCCD6

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4074EF

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

Preview Lab → · Contrast checker → · Palette generator →