#37498E#37498E

#37498E is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.8% C 0.116 H 269.9°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#37498E
RGB	rgb(55, 73, 142)
HSL	hsl(228, 44%, 39%)
HSV	hsv(228, 61%, 56%)
CMYK	cmyk(61.3%, 48.6%, 0%, 44.3%)
CIE-LAB	lab(32.98, 15.39, -40.53)
CIE-LCH	lch(32.98, 43.36, 290.80°)
OKLab	oklab(42.79% -0.0001 -0.1158)
OKLCH	oklch(42.79% 0.116 269.9)
XYZ	xyz(8.8389, 7.5296, 26.5735)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37498E #8E7C37

analogous

#37748E #37498E #50378E

triadic

#37498E #8E3749 #498E37

tetradic

#37498E #8E3774 #8E7C37 #378E50

square

#37498E #8E3774 #8E7C37 #378E50

split-complementary

#37498E #8E5037 #748E37

monochromatic

#151C36 #263262 #37498E #4961B9 #7687CA

Accessibility & contrast

On white

8.38

#37498E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#37498E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37498E

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37498E	#FFFFFF	#000000	##FFFFFF
##37498E	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#275291

Deuteranopia (green-blind)

#194A8D

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #37498e;
/* rgb */ color: rgb(55, 73, 142);
/* oklch */ color: oklch(42.8% 0.116 269.9);

Tailwind

colors: {
  custom: {
    50: '#767baf',
    500: '#37498e',
    950: '#000000',
  },
}

SCSS

$custom: #37498e;
$custom-light: #767baf;
$custom-dark: #000000;

JSON

{
  "hex": "#37498e",
  "rgb": {
    "r": 55,
    "g": 73,
    "b": 142
  },
  "hsl": {
    "h": 227.586,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.42792,
    "c": 0.11577,
    "h": 269.9
  },
  "luminance": 0.0753
}

Semantic roles & 50–950 ramp

primary

#37498E

secondary

#B3A46E

accent

#B954D4

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #37498E

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

Preview Lab → · Contrast checker → · Palette generator →