#3153C0#3153C0

#3153C0 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.4% C 0.175 H 266.6°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#3153C0
RGB	rgb(49, 83, 192)
HSL	hsl(226, 59%, 47%)
HSV	hsv(226, 74%, 75%)
CMYK	cmyk(74.5%, 56.8%, 0%, 24.7%)
CIE-LAB	lab(38.97, 26.29, -60.72)
CIE-LCH	lch(38.97, 66.17, 293.41°)
OKLab	oklab(48.37% -0.0105 -0.1751)
OKLCH	oklch(48.37% 0.175 266.6)
XYZ	xyz(13.8710, 10.6437, 51.1824)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3153C0 #C09E31

analogous

#319BC0 #3153C0 #5631C0

triadic

#3153C0 #C03153 #53C031

tetradic

#3153C0 #C0319B #C09E31 #31C056

square

#3153C0 #C0319B #C09E31 #31C056

split-complementary

#3153C0 #C05631 #9BC031

monochromatic

#18295E #253E8F #3153C0 #5977D5 #8A9FE1

Accessibility & contrast

On white

6.71

#3153C0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3153C0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3153C0

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3153C0	#FFFFFF	#000000	##FFFFFF
##3153C0	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C4

Deuteranopia (green-blind)

#0055BE

Tritanopia (blue-blind)

#006E81

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3153c0;
/* rgb */ color: rgb(49, 83, 192);
/* oklch */ color: oklch(48.4% 0.175 266.6);

Tailwind

colors: {
  custom: {
    50: '#7d82d4',
    500: '#3153c0',
    950: '#000000',
  },
}

SCSS

$custom: #3153c0;
$custom-light: #7d82d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3153c0",
  "rgb": {
    "r": 49,
    "g": 83,
    "b": 192
  },
  "hsl": {
    "h": 225.734,
    "s": 59.336,
    "l": 47.255
  },
  "oklch": {
    "l": 0.48367,
    "c": 0.17547,
    "h": 266.6
  },
  "luminance": 0.10645
}

Semantic roles & 50–950 ramp

primary

#3153C0

secondary

#CBBA82

accent

#BD45E3

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3153C0

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

Preview Lab → · Contrast checker → · Palette generator →