#3A55AC#3A55AC

#3A55AC is a mid, vivid blue. Relative luminance 0.104; OKLCH L 47.7% C 0.143 H 267.7°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A55AC
RGB	rgb(58, 85, 172)
HSL	hsl(226, 50%, 45%)
HSV	hsv(226, 66%, 67%)
CMYK	cmyk(66.3%, 50.6%, 0%, 32.5%)
CIE-LAB	lab(38.51, 18.91, -49.70)
CIE-LCH	lch(38.51, 53.18, 290.83°)
OKLab	oklab(47.68% -0.0056 -0.1425)
OKLCH	oklch(47.68% 0.143 267.7)
XYZ	xyz(12.4373, 10.3739, 40.3687)
Luminance	0.1037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A55AC #AC913A

analogous

#3A8EAC #3A55AC #583AAC

triadic

#3A55AC #AC3A55 #55AC3A

tetradic

#3A55AC #AC3A8E #AC913A #3AAC58

square

#3A55AC #AC3A8E #AC913A #3AAC58

split-complementary

#3A55AC #AC583A #8EAC3A

monochromatic

#1B2850 #2B3E7E #3A55AC #5B75C8 #899CD7

Accessibility & contrast

On white

6.83

#3A55AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3A55AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A55AC

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A55AC	#FFFFFF	#000000	##FFFFFF
##3A55AC	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2460AF

Deuteranopia (green-blind)

#0056AA

Tritanopia (blue-blind)

#006978

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3a55ac;
/* rgb */ color: rgb(58, 85, 172);
/* oklch */ color: oklch(47.7% 0.143 267.7);

Tailwind

colors: {
  custom: {
    50: '#7d84c5',
    500: '#3a55ac',
    950: '#000000',
  },
}

SCSS

$custom: #3a55ac;
$custom-light: #7d84c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a55ac",
  "rgb": {
    "r": 58,
    "g": 85,
    "b": 172
  },
  "hsl": {
    "h": 225.789,
    "s": 49.565,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47675,
    "c": 0.14263,
    "h": 267.7
  },
  "luminance": 0.10375
}

Semantic roles & 50–950 ramp

primary

#3A55AC

secondary

#C2B280

accent

#B84FD9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3A55AC

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

Preview Lab → · Contrast checker → · Palette generator →