#3A489D#3A489D

#3A489D is a dark, vivid blue. Relative luminance 0.080; OKLCH L 43.9% C 0.138 H 272.4°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#3A489D
RGB	rgb(58, 72, 157)
HSL	hsl(232, 46%, 42%)
HSV	hsv(232, 63%, 62%)
CMYK	cmyk(63.1%, 54.1%, 0%, 38.4%)
CIE-LAB	lab(33.92, 22.03, -48.14)
CIE-LCH	lch(33.92, 52.94, 294.59°)
OKLab	oklab(43.88% 0.0058 -0.1381)
OKLCH	oklch(43.88% 0.138 272.4)
XYZ	xyz(10.1461, 7.9677, 32.8950)
Luminance	0.0797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A489D #9D8F3A

analogous

#3A7A9D #3A489D #5D3A9D

triadic

#3A489D #9D3A48 #489D3A

tetradic

#3A489D #9D3A7A #9D8F3A #3A9D5D

square

#3A489D #9D3A7A #9D8F3A #3A9D5D

split-complementary

#3A489D #9D5D3A #7A9D3A

monochromatic

#191F44 #293470 #3A489D #5463C0 #818CD0

Accessibility & contrast

On white

8.10

#3A489D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3A489D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A489D

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A489D	#FFFFFF	#000000	##FFFFFF
##3A489D	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1154A0

Deuteranopia (green-blind)

#004C9B

Tritanopia (blue-blind)

#005C6B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3a489d;
/* rgb */ color: rgb(58, 72, 157);
/* oklch */ color: oklch(43.9% 0.138 272.4);

Tailwind

colors: {
  custom: {
    50: '#7a7aba',
    500: '#3a489d',
    950: '#000000',
  },
}

SCSS

$custom: #3a489d;
$custom-light: #7a7aba;
$custom-dark: #000000;

JSON

{
  "hex": "#3a489d",
  "rgb": {
    "r": 58,
    "g": 72,
    "b": 157
  },
  "hsl": {
    "h": 231.515,
    "s": 46.047,
    "l": 42.157
  },
  "oklch": {
    "l": 0.43875,
    "c": 0.13821,
    "h": 272.4
  },
  "luminance": 0.07969
}

Semantic roles & 50–950 ramp

primary

#3A489D

secondary

#BAB179

accent

#C352D6

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #3A489D

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

Preview Lab → · Contrast checker → · Palette generator →