#355181#355181

#355181 is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.6% C 0.087 H 260.6°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#355181
RGB	rgb(53, 81, 129)
HSL	hsl(218, 42%, 36%)
HSV	hsv(218, 59%, 51%)
CMYK	cmyk(58.9%, 37.2%, 0%, 49.4%)
CIE-LAB	lab(34.45, 5.01, -30.22)
CIE-LCH	lch(34.45, 30.63, 279.42°)
OKLab	oklab(43.64% -0.0141 -0.0855)
OKLCH	oklch(43.64% 0.087 260.6)
XYZ	xyz(8.3717, 8.2260, 21.9112)
Luminance	0.0823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355181 #816535

analogous

#357781 #355181 #3F3581

triadic

#355181 #813551 #518135

tetradic

#355181 #813577 #816535 #35813F

square

#355181 #813577 #816535 #35813F

split-complementary

#355181 #813F35 #778135

monochromatic

#111B2A #233656 #355181 #476CAC #6D8DC3

Accessibility & contrast

On white

7.94

#355181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#355181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #355181

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355181	#FFFFFF	#000000	##FFFFFF
##355181	1.00	7.94	2.65	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5583

Deuteranopia (green-blind)

#344E80

Tritanopia (blue-blind)

#005C63

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #355181;
/* rgb */ color: rgb(53, 81, 129);
/* oklch */ color: oklch(43.6% 0.087 260.6);

Tailwind

colors: {
  custom: {
    50: '#7381a6',
    500: '#355181',
    950: '#000000',
  },
}

SCSS

$custom: #355181;
$custom-light: #7381a6;
$custom-dark: #000000;

JSON

{
  "hex": "#355181",
  "rgb": {
    "r": 53,
    "g": 81,
    "b": 129
  },
  "hsl": {
    "h": 217.895,
    "s": 41.758,
    "l": 35.686
  },
  "oklch": {
    "l": 0.43638,
    "c": 0.08666,
    "h": 260.6
  },
  "luminance": 0.08227
}

Semantic roles & 50–950 ramp

primary

#355181

secondary

#AB9266

accent

#A456D2

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #355181

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

Preview Lab → · Contrast checker → · Palette generator →