#37609E#37609E

#37609E is a mid, moderate blue. Relative luminance 0.116; OKLCH L 49.0% C 0.110 H 258.5°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#37609E
RGB	rgb(55, 96, 158)
HSL	hsl(216, 48%, 42%)
HSV	hsv(216, 65%, 62%)
CMYK	cmyk(65.2%, 39.2%, 0%, 38%)
CIE-LAB	lab(40.65, 6.16, -37.97)
CIE-LCH	lch(40.65, 38.46, 279.22°)
OKLab	oklab(49% -0.022 -0.1079)
OKLCH	oklch(49% 0.11 258.5)
XYZ	xyz(11.9278, 11.6455, 33.9603)
Luminance	0.1165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37609E #9E7537

analogous

#37949E #37609E #42379E

triadic

#37609E #9E3760 #609E37

tetradic

#37609E #9E3794 #9E7537 #379E42

square

#37609E #9E3794 #9E7537 #379E42

split-complementary

#37609E #9E4237 #949E37

monochromatic

#172943 #274471 #37609E #507DC2 #7D9FD2

Accessibility & contrast

On white

6.31

#37609E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#37609E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37609E

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37609E	#FFFFFF	#000000	##FFFFFF
##37609E	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4565A0

Deuteranopia (green-blind)

#365B9D

Tritanopia (blue-blind)

#006E77

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #37609e;
/* rgb */ color: rgb(55, 96, 158);
/* oklch */ color: oklch(49.0% 0.110 258.5);

Tailwind

colors: {
  custom: {
    50: '#788cbb',
    500: '#37609e',
    950: '#000000',
  },
}

SCSS

$custom: #37609e;
$custom-light: #788cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#37609e",
  "rgb": {
    "r": 55,
    "g": 96,
    "b": 158
  },
  "hsl": {
    "h": 216.117,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49003,
    "c": 0.11017,
    "h": 258.5
  },
  "luminance": 0.11647
}

Semantic roles & 50–950 ramp

primary

#37609E

secondary

#BB9F76

accent

#A250D8

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #37609E

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

Preview Lab → · Contrast checker → · Palette generator →