#3420A8#3420A8

#3420A8 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 38.0% C 0.200 H 277.7°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#3420A8
RGB	rgb(52, 32, 168)
HSL	hsl(249, 68%, 39%)
HSV	hsv(249, 81%, 66%)
CMYK	cmyk(69%, 81%, 0%, 34.1%)
CIE-LAB	lab(25.53, 48.87, -68.52)
CIE-LCH	lch(25.53, 84.16, 305.50°)
OKLab	oklab(37.98% 0.0268 -0.198)
OKLCH	oklch(37.98% 0.2 277.7)
XYZ	xyz(8.9983, 4.5894, 37.4498)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3420A8 #94A820

analogous

#2050A8 #3420A8 #7820A8

triadic

#3420A8 #A83420 #20A834

tetradic

#3420A8 #A82050 #94A820 #20A878

square

#3420A8 #A82050 #94A820 #20A878

split-complementary

#3420A8 #A87820 #50A820

monochromatic

#140C41 #241675 #3420A8 #472ED7 #7461E1

Accessibility & contrast

On white

10.95

#3420A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#3420A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3420A8

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3420A8	#FFFFFF	#000000	##FFFFFF
##3420A8	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0037A6

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3420a8;
/* rgb */ color: rgb(52, 32, 168);
/* oklch */ color: oklch(38.0% 0.200 277.7);

Tailwind

colors: {
  custom: {
    50: '#7d60c3',
    500: '#3420a8',
    950: '#000000',
  },
}

SCSS

$custom: #3420a8;
$custom-light: #7d60c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3420a8",
  "rgb": {
    "r": 52,
    "g": 32,
    "b": 168
  },
  "hsl": {
    "h": 248.824,
    "s": 68,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37984,
    "c": 0.19977,
    "h": 277.7
  },
  "luminance": 0.0459
}

Semantic roles & 50–950 ramp

primary

#3420A8

secondary

#B7C65E

accent

#EB3DD1

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3420A8

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

Preview Lab → · Contrast checker → · Palette generator →