#37548E#37548E

#37548E is a mid, moderate blue. Relative luminance 0.091; OKLCH L 45.3% C 0.101 H 262.9°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#37548E
RGB	rgb(55, 84, 142)
HSL	hsl(220, 44%, 39%)
HSV	hsv(220, 61%, 56%)
CMYK	cmyk(61.3%, 40.8%, 0%, 44.3%)
CIE-LAB	lab(36.19, 8.13, -35.42)
CIE-LCH	lch(36.19, 36.34, 282.93°)
OKLab	oklab(45.25% -0.0125 -0.1006)
OKLCH	oklch(45.25% 0.101 262.9)
XYZ	xyz(9.6267, 9.1050, 26.8361)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37548E #8E7137

analogous

#377F8E #37548E #45378E

triadic

#37548E #8E3754 #548E37

tetradic

#37548E #8E377F #8E7137 #378E45

square

#37548E #8E377F #8E7137 #378E45

split-complementary

#37548E #8E4537 #7F8E37

monochromatic

#152036 #263A62 #37548E #496FB9 #7692CA

Accessibility & contrast

On white

7.44

#37548E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#37548E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37548E

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37548E	#FFFFFF	#000000	##FFFFFF
##37548E	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5990

Deuteranopia (green-blind)

#2F518D

Tritanopia (blue-blind)

#00616A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #37548e;
/* rgb */ color: rgb(55, 84, 142);
/* oklch */ color: oklch(45.3% 0.101 262.9);

Tailwind

colors: {
  custom: {
    50: '#7683af',
    500: '#37548e',
    950: '#000000',
  },
}

SCSS

$custom: #37548e;
$custom-light: #7683af;
$custom-dark: #000000;

JSON

{
  "hex": "#37548e",
  "rgb": {
    "r": 55,
    "g": 84,
    "b": 142
  },
  "hsl": {
    "h": 220,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.4525,
    "c": 0.1014,
    "h": 262.9
  },
  "luminance": 0.09106
}

Semantic roles & 50–950 ramp

primary

#37548E

secondary

#B39C6E

accent

#A954D4

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #37548E

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

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