#4075C8#4075C8

#4075C8 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 56.7% C 0.141 H 259.1°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4075C8
RGB	rgb(64, 117, 200)
HSL	hsl(217, 55%, 52%)
HSV	hsv(217, 68%, 78%)
CMYK	cmyk(68%, 41.5%, 0%, 21.6%)
CIE-LAB	lab(49.47, 9.62, -48.41)
CIE-LCH	lch(49.47, 49.35, 281.23°)
OKLab	oklab(56.73% -0.0267 -0.1381)
OKLCH	oklch(56.73% 0.141 259.1)
XYZ	xyz(18.8972, 17.9808, 57.1071)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4075C8 #C89340

analogous

#40B9C8 #4075C8 #4F40C8

triadic

#4075C8 #C84075 #75C840

tetradic

#4075C8 #C840B9 #C89340 #40C84F

square

#4075C8 #C840B9 #C89340 #40C84F

split-complementary

#4075C8 #C84F40 #B9C840

monochromatic

#203E6E #2D599D #4075C8 #7097D6 #9FBAE3

Accessibility & contrast

On white

4.57

#4075C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#4075C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4075C8

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4075C8	#FFFFFF	#000000	##000000
##4075C8	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E7CCB

Deuteranopia (green-blind)

#3970C6

Tritanopia (blue-blind)

#008895

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4075c8;
/* rgb */ color: rgb(64, 117, 200);
/* oklch */ color: oklch(56.7% 0.141 259.1);

Tailwind

colors: {
  custom: {
    50: '#839cd9',
    500: '#4075c8',
    950: '#000000',
  },
}

SCSS

$custom: #4075c8;
$custom-light: #839cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4075c8",
  "rgb": {
    "r": 64,
    "g": 117,
    "b": 200
  },
  "hsl": {
    "h": 216.618,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.56725,
    "c": 0.14066,
    "h": 259.1
  },
  "luminance": 0.17983
}

Semantic roles & 50–950 ramp

primary

#4075C8

secondary

#D0B894

accent

#A449DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4075C8

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

Preview Lab → · Contrast checker → · Palette generator →