#3153A3#3153A3

#3153A3 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.1% C 0.135 H 264.4°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#3153A3
RGB	rgb(49, 83, 163)
HSL	hsl(222, 54%, 42%)
HSV	hsv(222, 70%, 64%)
CMYK	cmyk(69.9%, 49.1%, 0%, 36.1%)
CIE-LAB	lab(36.90, 15.42, -46.96)
CIE-LCH	lch(36.90, 49.43, 288.18°)
OKLab	oklab(46.14% -0.0132 -0.1347)
OKLCH	oklch(46.14% 0.135 264.4)
XYZ	xyz(10.9684, 9.4827, 35.8955)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3153A3 #A38131

analogous

#318CA3 #3153A3 #4831A3

triadic

#3153A3 #A33153 #53A331

tetradic

#3153A3 #A3318C #A38131 #31A348

square

#3153A3 #A3318C #A38131 #31A348

split-complementary

#3153A3 #A34831 #8CA331

monochromatic

#152345 #233B74 #3153A3 #496FC8 #7894D6

Accessibility & contrast

On white

7.25

#3153A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3153A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3153A3

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3153A3	#FFFFFF	#000000	##FFFFFF
##3153A3	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275CA6

Deuteranopia (green-blind)

#0752A1

Tritanopia (blue-blind)

#006673

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3153a3;
/* rgb */ color: rgb(49, 83, 163);
/* oklch */ color: oklch(46.1% 0.135 264.4);

Tailwind

colors: {
  custom: {
    50: '#7782bf',
    500: '#3153a3',
    950: '#000000',
  },
}

SCSS

$custom: #3153a3;
$custom-light: #7782bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3153a3",
  "rgb": {
    "r": 49,
    "g": 83,
    "b": 163
  },
  "hsl": {
    "h": 222.105,
    "s": 53.774,
    "l": 41.569
  },
  "oklch": {
    "l": 0.46136,
    "c": 0.1353,
    "h": 264.4
  },
  "luminance": 0.09484
}

Semantic roles & 50–950 ramp

primary

#3153A3

secondary

#BFA871

accent

#B14BDD

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3153A3

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

Preview Lab → · Contrast checker → · Palette generator →