#3437A2#3437A2

#3437A2 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.7% C 0.169 H 274.7°. Best body text is #FFFFFF at 9.48:1 contrast (WCAG AA passes).

Color values

HEX	#3437A2
RGB	rgb(52, 55, 162)
HSL	hsl(238, 51%, 42%)
HSV	hsv(238, 68%, 64%)
CMYK	cmyk(67.9%, 66%, 0%, 36.5%)
CIE-LAB	lab(29.59, 33.91, -58.22)
CIE-LCH	lch(29.59, 67.37, 300.22°)
OKLab	oklab(40.69% 0.0139 -0.168)
OKLCH	oklch(40.69% 0.169 274.7)
XYZ	xyz(9.3018, 6.0702, 34.8569)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.82

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3437A2 #A29F34

analogous

#346EA2 #3437A2 #6834A2

triadic

#3437A2 #A23437 #37A234

tetradic

#3437A2 #A2346E #A29F34 #34A268

square

#3437A2 #A2346E #A29F34 #34A268

split-complementary

#3437A2 #A26834 #6EA234

monochromatic

#161845 #252774 #3437A2 #4D51C6 #7C7ED5

Accessibility & contrast

On white

9.48

#3437A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3437A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3437A2

9.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3437A2	#FFFFFF	#000000	##FFFFFF
##3437A2	1.00	9.48	2.21	9.48
#FFFFFF	9.48	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BA5

Deuteranopia (green-blind)

#0041A0

Tritanopia (blue-blind)

#005367

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3437a2;
/* rgb */ color: rgb(52, 55, 162);
/* oklch */ color: oklch(40.7% 0.169 274.7);

Tailwind

colors: {
  custom: {
    50: '#7a6ebe',
    500: '#3437a2',
    950: '#000000',
  },
}

SCSS

$custom: #3437a2;
$custom-light: #7a6ebe;
$custom-dark: #000000;

JSON

{
  "hex": "#3437a2",
  "rgb": {
    "r": 52,
    "g": 55,
    "b": 162
  },
  "hsl": {
    "h": 238.364,
    "s": 51.402,
    "l": 41.961
  },
  "oklch": {
    "l": 0.40692,
    "c": 0.16858,
    "h": 274.7
  },
  "luminance": 0.06071
}

Semantic roles & 50–950 ramp

primary

#3437A2

secondary

#BEBC74

accent

#D74DDB

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3437A2

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

Preview Lab → · Contrast checker → · Palette generator →