#4074D9#4074D9

#4074D9 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.6% C 0.165 H 262.1°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4074D9
RGB	rgb(64, 116, 217)
HSL	hsl(220, 67%, 55%)
HSV	hsv(220, 71%, 85%)
CMYK	cmyk(70.5%, 46.5%, 0%, 14.9%)
CIE-LAB	lab(50.20, 16.34, -56.91)
CIE-LCH	lch(50.20, 59.21, 286.02°)
OKLab	oklab(57.61% -0.0227 -0.1631)
OKLCH	oklch(57.61% 0.165 262.1)
XYZ	xyz(20.8797, 18.5883, 68.1197)
Luminance	0.1859 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4074D9 #D9A540

analogous

#40C0D9 #4074D9 #5940D9

triadic

#4074D9 #D94074 #74D940

tetradic

#4074D9 #D940C0 #D9A540 #40D959

square

#4074D9 #D940C0 #D9A540 #40D959

split-complementary

#4074D9 #D95940 #C0D940

monochromatic

#1A3E84 #2456B7 #4074D9 #7399E3 #A6BEED

Accessibility & contrast

On white

4.45

#4074D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#4074D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4074D9

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4074D9	#FFFFFF	#000000	##000000
##4074D9	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F7FDD

Deuteranopia (green-blind)

#1B71D7

Tritanopia (blue-blind)

#008C9C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4074d9;
/* rgb */ color: rgb(64, 116, 217);
/* oklch */ color: oklch(57.6% 0.165 262.1);

Tailwind

colors: {
  custom: {
    50: '#879be5',
    500: '#4074d9',
    950: '#000000',
  },
}

SCSS

$custom: #4074d9;
$custom-light: #879be5;
$custom-dark: #000000;

JSON

{
  "hex": "#4074d9",
  "rgb": {
    "r": 64,
    "g": 116,
    "b": 217
  },
  "hsl": {
    "h": 219.608,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.57612,
    "c": 0.1647,
    "h": 262.1
  },
  "luminance": 0.18591
}

Semantic roles & 50–950 ramp

primary

#4074D9

secondary

#DAC59A

accent

#AF3EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #4074D9

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

Preview Lab → · Contrast checker → · Palette generator →