#4074C9#4074C9

#4074C9 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.6% C 0.143 H 259.7°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#4074C9
RGB	rgb(64, 116, 201)
HSL	hsl(217, 56%, 52%)
HSV	hsv(217, 68%, 79%)
CMYK	cmyk(68.2%, 42.3%, 0%, 21.2%)
CIE-LAB	lab(49.25, 10.59, -49.34)
CIE-LCH	lch(49.25, 50.46, 282.12°)
OKLab	oklab(56.57% -0.0255 -0.1409)
OKLCH	oklch(56.57% 0.143 259.7)
XYZ	xyz(18.8986, 17.7959, 57.6860)
Luminance	0.1780 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4074C9 #C99540

analogous

#40B9C9 #4074C9 #5140C9

triadic

#4074C9 #C94074 #74C940

tetradic

#4074C9 #C940B9 #C99540 #40C951

square

#4074C9 #C940B9 #C99540 #40C951

split-complementary

#4074C9 #C95140 #B9C940

monochromatic

#1F3E6F #2D589F #4074C9 #7097D6 #9FB9E4

Accessibility & contrast

On white

4.61

#4074C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#4074C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4074C9

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4074C9	#FFFFFF	#000000	##FFFFFF
##4074C9	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C7CCC

Deuteranopia (green-blind)

#356FC7

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4074c9;
/* rgb */ color: rgb(64, 116, 201);
/* oklch */ color: oklch(56.6% 0.143 259.7);

Tailwind

colors: {
  custom: {
    50: '#849bda',
    500: '#4074c9',
    950: '#000000',
  },
}

SCSS

$custom: #4074c9;
$custom-light: #849bda;
$custom-dark: #000000;

JSON

{
  "hex": "#4074c9",
  "rgb": {
    "r": 64,
    "g": 116,
    "b": 201
  },
  "hsl": {
    "h": 217.226,
    "s": 55.918,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56569,
    "c": 0.14315,
    "h": 259.7
  },
  "luminance": 0.17798
}

Semantic roles & 50–950 ramp

primary

#4074C9

secondary

#D0BA94

accent

#A649DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4074C9

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

Preview Lab → · Contrast checker → · Palette generator →