#3153AF#3153AF

#3153AF is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.0% C 0.152 H 265.6°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#3153AF
RGB	rgb(49, 83, 175)
HSL	hsl(224, 56%, 44%)
HSV	hsv(224, 72%, 69%)
CMYK	cmyk(72%, 52.6%, 0%, 31.4%)
CIE-LAB	lab(37.72, 19.93, -52.77)
CIE-LCH	lch(37.72, 56.40, 290.69°)
OKLab	oklab(47.03% -0.0118 -0.1517)
OKLCH	oklch(47.03% 0.152 265.6)
XYZ	xyz(12.0950, 9.9334, 41.8290)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3153AF #AF8D31

analogous

#3192AF #3153AF #4E31AF

triadic

#3153AF #AF3153 #53AF31

tetradic

#3153AF #AF3192 #AF8D31 #31AF4E

square

#3153AF #AF3192 #AF8D31 #31AF4E

split-complementary

#3153AF #AF4E31 #92AF31

monochromatic

#16264F #243C7F #3153AF #4F71CE #7F98DB

Accessibility & contrast

On white

7.03

#3153AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#3153AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3153AF

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3153AF	#FFFFFF	#000000	##FFFFFF
##3153AF	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#165FB2

Deuteranopia (green-blind)

#0053AD

Tritanopia (blue-blind)

#006979

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3153af;
/* rgb */ color: rgb(49, 83, 175);
/* oklch */ color: oklch(47.0% 0.152 265.6);

Tailwind

colors: {
  custom: {
    50: '#7a82c7',
    500: '#3153af',
    950: '#000000',
  },
}

SCSS

$custom: #3153af;
$custom-light: #7a82c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3153af",
  "rgb": {
    "r": 49,
    "g": 83,
    "b": 175
  },
  "hsl": {
    "h": 223.81,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.47028,
    "c": 0.1522,
    "h": 265.6
  },
  "luminance": 0.09935
}

Semantic roles & 50–950 ramp

primary

#3153AF

secondary

#C4B078

accent

#B748E0

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #3153AF

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

Preview Lab → · Contrast checker → · Palette generator →