#334181#334181

#334181 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.9% C 0.108 H 271.4°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#334181
RGB	rgb(51, 65, 129)
HSL	hsl(229, 43%, 35%)
HSV	hsv(229, 60%, 51%)
CMYK	cmyk(60.5%, 49.6%, 0%, 49.4%)
CIE-LAB	lab(29.59, 15.24, -37.97)
CIE-LCH	lch(29.59, 40.91, 291.86°)
OKLab	oklab(39.87% 0.0027 -0.1084)
OKLCH	oklch(39.87% 0.108 271.4)
XYZ	xyz(7.2167, 6.0688, 21.5557)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334181 #817333

analogous

#336881 #334181 #4C3381

triadic

#334181 #813341 #418133

tetradic

#334181 #813368 #817333 #33814C

square

#334181 #813368 #817333 #33814C

split-complementary

#334181 #814C33 #688133

monochromatic

#101529 #222B55 #334181 #4457AD #6A7AC4

Accessibility & contrast

On white

9.49

#334181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#334181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334181

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334181	#FFFFFF	#000000	##FFFFFF
##334181	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#224983

Deuteranopia (green-blind)

#154280

Tritanopia (blue-blind)

#004F5A

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #334181;
/* rgb */ color: rgb(51, 65, 129);
/* oklch */ color: oklch(39.9% 0.108 271.4);

Tailwind

colors: {
  custom: {
    50: '#7275a6',
    500: '#334181',
    950: '#000000',
  },
}

SCSS

$custom: #334181;
$custom-light: #7275a6;
$custom-dark: #000000;

JSON

{
  "hex": "#334181",
  "rgb": {
    "r": 51,
    "g": 65,
    "b": 129
  },
  "hsl": {
    "h": 229.231,
    "s": 43.333,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39865,
    "c": 0.10846,
    "h": 271.4
  },
  "luminance": 0.06069
}

Semantic roles & 50–950 ramp

primary

#334181

secondary

#AC9F64

accent

#BC55D3

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08080F

muted

#7B7B7F

Preview Lab

Preview with #334181

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

Preview Lab → · Contrast checker → · Palette generator →