#37609B#37609B

#37609B is a mid, moderate blue. Relative luminance 0.115; OKLCH L 48.8% C 0.106 H 257.6°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#37609B
RGB	rgb(55, 96, 155)
HSL	hsl(215, 48%, 41%)
HSV	hsv(215, 65%, 61%)
CMYK	cmyk(64.5%, 38.1%, 0%, 39.2%)
CIE-LAB	lab(40.48, 5.08, -36.44)
CIE-LCH	lch(40.48, 36.79, 277.93°)
OKLab	oklab(48.82% -0.0228 -0.1035)
OKLCH	oklch(48.82% 0.106 257.6)
XYZ	xyz(11.6727, 11.5434, 32.6169)
Luminance	0.1154 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37609B #9B7237

analogous

#37929B #37609B #40379B

triadic

#37609B #9B3760 #609B37

tetradic

#37609B #9B3792 #9B7237 #379B40

square

#37609B #9B3792 #9B7237 #379B40

split-complementary

#37609B #9B4037 #929B37

monochromatic

#172841 #27446E #37609B #4F7DC0 #7C9FD0

Accessibility & contrast

On white

6.35

#37609B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#37609B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37609B

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37609B	#FFFFFF	#000000	##FFFFFF
##37609B	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46659D

Deuteranopia (green-blind)

#385B9A

Tritanopia (blue-blind)

#006D76

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #37609b;
/* rgb */ color: rgb(55, 96, 155);
/* oklch */ color: oklch(48.8% 0.106 257.6);

Tailwind

colors: {
  custom: {
    50: '#788cb9',
    500: '#37609b',
    950: '#000000',
  },
}

SCSS

$custom: #37609b;
$custom-light: #788cb9;
$custom-dark: #000000;

JSON

{
  "hex": "#37609b",
  "rgb": {
    "r": 55,
    "g": 96,
    "b": 155
  },
  "hsl": {
    "h": 215.4,
    "s": 47.619,
    "l": 41.176
  },
  "oklch": {
    "l": 0.4882,
    "c": 0.10595,
    "h": 257.6
  },
  "luminance": 0.11545
}

Semantic roles & 50–950 ramp

primary

#37609B

secondary

#BA9D74

accent

#A051D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C11

muted

#7C7D80

Preview Lab

Preview with #37609B

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

Preview Lab → · Contrast checker → · Palette generator →