#4069B3#4069B3

#4069B3 is a mid, vivid blue. Relative luminance 0.144; OKLCH L 52.8% C 0.126 H 261.3°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#4069B3
RGB	rgb(64, 105, 179)
HSL	hsl(219, 47%, 48%)
HSV	hsv(219, 64%, 70%)
CMYK	cmyk(64.2%, 41.3%, 0%, 29.8%)
CIE-LAB	lab(44.87, 9.63, -43.61)
CIE-LCH	lch(44.87, 44.67, 282.46°)
OKLab	oklab(52.77% -0.0191 -0.1242)
OKLCH	oklch(52.77% 0.126 261.3)
XYZ	xyz(15.2997, 14.4464, 44.6212)
Luminance	0.1445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4069B3 #B38A40

analogous

#40A2B3 #4069B3 #5140B3

triadic

#4069B3 #B34069 #69B340

tetradic

#4069B3 #B340A2 #B38A40 #40B351

square

#4069B3 #B340A2 #B38A40 #40B351

split-complementary

#4069B3 #B35140 #A2B340

monochromatic

#203459 #304F86 #4069B3 #678AC9 #94ADD9

Accessibility & contrast

On white

5.40

#4069B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#4069B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4069B3

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4069B3	#FFFFFF	#000000	##FFFFFF
##4069B3	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4870B6

Deuteranopia (green-blind)

#3765B1

Tritanopia (blue-blind)

#007A85

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4069b3;
/* rgb */ color: rgb(64, 105, 179);
/* oklch */ color: oklch(52.8% 0.126 261.3);

Tailwind

colors: {
  custom: {
    50: '#8093ca',
    500: '#4069b3',
    950: '#000000',
  },
}

SCSS

$custom: #4069b3;
$custom-light: #8093ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4069b3",
  "rgb": {
    "r": 64,
    "g": 105,
    "b": 179
  },
  "hsl": {
    "h": 218.609,
    "s": 47.325,
    "l": 47.647
  },
  "oklch": {
    "l": 0.52773,
    "c": 0.12567,
    "h": 261.3
  },
  "luminance": 0.14448
}

Semantic roles & 50–950 ramp

primary

#4069B3

secondary

#C4B08A

accent

#A751D7

background

#F8F9FC

surface

#EFF1F8

border

#CACBD1

text

#0B0D13

muted

#7C7E82

Preview Lab

Preview with #4069B3

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

Preview Lab → · Contrast checker → · Palette generator →