#3A45A2#3A45A2

#3A45A2 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.7% C 0.149 H 273.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3A45A2
RGB	rgb(58, 69, 162)
HSL	hsl(234, 47%, 43%)
HSV	hsv(234, 64%, 64%)
CMYK	cmyk(64.2%, 57.4%, 0%, 36.5%)
CIE-LAB	lab(33.49, 25.79, -51.85)
CIE-LCH	lch(33.49, 57.91, 296.45°)
OKLab	oklab(43.67% 0.0089 -0.149)
OKLCH	oklch(43.67% 0.149 273.4)
XYZ	xyz(10.3925, 7.7635, 35.1263)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A45A2 #A2973A

analogous

#3A79A2 #3A45A2 #633AA2

triadic

#3A45A2 #A23A45 #45A23A

tetradic

#3A45A2 #A23A79 #A2973A #3AA263

square

#3A45A2 #A23A79 #A2973A #3AA263

split-complementary

#3A45A2 #A2633A #79A23A

monochromatic

#1A1F48 #2A3275 #3A45A2 #5762C3 #848CD3

Accessibility & contrast

On white

8.23

#3A45A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3A45A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A45A2

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A45A2	#FFFFFF	#000000	##FFFFFF
##3A45A2	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053A5

Deuteranopia (green-blind)

#004AA0

Tritanopia (blue-blind)

#005B6C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3a45a2;
/* rgb */ color: rgb(58, 69, 162);
/* oklch */ color: oklch(43.7% 0.149 273.4);

Tailwind

colors: {
  custom: {
    50: '#7c78be',
    500: '#3a45a2',
    950: '#000000',
  },
}

SCSS

$custom: #3a45a2;
$custom-light: #7c78be;
$custom-dark: #000000;

JSON

{
  "hex": "#3a45a2",
  "rgb": {
    "r": 58,
    "g": 69,
    "b": 162
  },
  "hsl": {
    "h": 233.654,
    "s": 47.273,
    "l": 43.137
  },
  "oklch": {
    "l": 0.43669,
    "c": 0.14931,
    "h": 273.4
  },
  "luminance": 0.07764
}

Semantic roles & 50–950 ramp

primary

#3A45A2

secondary

#BDB67B

accent

#C951D7

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3A45A2

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

Preview Lab → · Contrast checker → · Palette generator →