#375181#375181

#375181 is a dark, moderate blue. Relative luminance 0.083; OKLCH L 43.8% C 0.086 H 261.9°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#375181
RGB	rgb(55, 81, 129)
HSL	hsl(219, 40%, 36%)
HSV	hsv(219, 57%, 51%)
CMYK	cmyk(57.4%, 37.2%, 0%, 49.4%)
CIE-LAB	lab(34.56, 5.47, -30.03)
CIE-LCH	lch(34.56, 30.53, 280.33°)
OKLab	oklab(43.76% -0.0121 -0.0849)
OKLCH	oklch(43.76% 0.086 261.9)
XYZ	xyz(8.4791, 8.2814, 21.9163)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#375181 #816737

analogous

#377681 #375181 #423781

triadic

#375181 #813751 #518137

tetradic

#375181 #813776 #816737 #378142

square

#375181 #813776 #816737 #378142

split-complementary

#375181 #814237 #768137

monochromatic

#121B2B #253656 #375181 #496CAC #708DC2

Accessibility & contrast

On white

7.91

#375181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#375181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #375181

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##375181	#FFFFFF	#000000	##FFFFFF
##375181	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5583

Deuteranopia (green-blind)

#344E80

Tritanopia (blue-blind)

#085C63

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #375181;
/* rgb */ color: rgb(55, 81, 129);
/* oklch */ color: oklch(43.8% 0.086 261.9);

Tailwind

colors: {
  custom: {
    50: '#7481a6',
    500: '#375181',
    950: '#000000',
  },
}

SCSS

$custom: #375181;
$custom-light: #7481a6;
$custom-dark: #000000;

JSON

{
  "hex": "#375181",
  "rgb": {
    "r": 55,
    "g": 81,
    "b": 129
  },
  "hsl": {
    "h": 218.919,
    "s": 40.217,
    "l": 36.078
  },
  "oklch": {
    "l": 0.43756,
    "c": 0.08578,
    "h": 261.9
  },
  "luminance": 0.08282
}

Semantic roles & 50–950 ramp

primary

#375181

secondary

#AB9469

accent

#A658D0

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #375181

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

Preview Lab → · Contrast checker → · Palette generator →