#37547E#37547E

#37547E is a dark, moderate blue. Relative luminance 0.087; OKLCH L 44.3% C 0.078 H 257.6°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#37547E
RGB	rgb(55, 84, 126)
HSL	hsl(215, 39%, 35%)
HSV	hsv(215, 56%, 49%)
CMYK	cmyk(56.3%, 33.3%, 0%, 50.6%)
CIE-LAB	lab(35.32, 2.49, -27.00)
CIE-LCH	lch(35.32, 27.11, 275.26°)
OKLab	oklab(44.29% -0.0167 -0.0761)
OKLCH	oklch(44.29% 0.078 257.6)
XYZ	xyz(8.5105, 8.6586, 20.9574)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37547E #7E6137

analogous

#37777E #37547E #3D377E

triadic

#37547E #7E3754 #547E37

tetradic

#37547E #7E3777 #7E6137 #377E3D

square

#37547E #7E3777 #7E6137 #377E3D

split-complementary

#37547E #7E3D37 #777E37

monochromatic

#121B29 #243853 #37547E #4A70A9 #6F90C0

Accessibility & contrast

On white

7.69

#37547E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#37547E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37547E

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37547E	#FFFFFF	#000000	##FFFFFF
##37547E	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#435780

Deuteranopia (green-blind)

#3A507D

Tritanopia (blue-blind)

#0D5D63

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #37547e;
/* rgb */ color: rgb(55, 84, 126);
/* oklch */ color: oklch(44.3% 0.078 257.6);

Tailwind

colors: {
  custom: {
    50: '#7383a3',
    500: '#37547e',
    950: '#000000',
  },
}

SCSS

$custom: #37547e;
$custom-light: #7383a3;
$custom-dark: #000000;

JSON

{
  "hex": "#37547e",
  "rgb": {
    "r": 55,
    "g": 84,
    "b": 126
  },
  "hsl": {
    "h": 215.493,
    "s": 39.227,
    "l": 35.49
  },
  "oklch": {
    "l": 0.44293,
    "c": 0.07786,
    "h": 257.6
  },
  "luminance": 0.08659
}

Semantic roles & 50–950 ramp

primary

#37547E

secondary

#A98E68

accent

#9F59CF

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #37547E

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

Preview Lab → · Contrast checker → · Palette generator →