#37649B#37649B

#37649B is a mid, moderate cyan. Relative luminance 0.123; OKLCH L 49.8% C 0.102 H 254.5°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#37649B
RGB	rgb(55, 100, 155)
HSL	hsl(213, 48%, 41%)
HSV	hsv(213, 65%, 61%)
CMYK	cmyk(64.5%, 35.5%, 0%, 39.2%)
CIE-LAB	lab(41.68, 2.55, -34.55)
CIE-LCH	lch(41.68, 34.64, 274.23°)
OKLab	oklab(49.75% -0.0271 -0.0979)
OKLCH	oklch(49.75% 0.102 254.5)
XYZ	xyz(12.0470, 12.2920, 32.7417)
Luminance	0.1229 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37649B #9B6E37

analogous

#37969B #37649B #3C379B

triadic

#37649B #9B3764 #649B37

tetradic

#37649B #9B3796 #9B6E37 #379B3C

square

#37649B #9B3796 #9B6E37 #379B3C

split-complementary

#37649B #9B3C37 #969B37

monochromatic

#172A41 #27476E #37649B #4F82C0 #7CA2D0

Accessibility & contrast

On white

6.07

#37649B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#37649B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37649B

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37649B	#FFFFFF	#000000	##FFFFFF
##37649B	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C689D

Deuteranopia (green-blind)

#3F5E9A

Tritanopia (blue-blind)

#007178

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #37649b;
/* rgb */ color: rgb(55, 100, 155);
/* oklch */ color: oklch(49.8% 0.102 254.5);

Tailwind

colors: {
  custom: {
    50: '#788fb9',
    500: '#37649b',
    950: '#000000',
  },
}

SCSS

$custom: #37649b;
$custom-light: #788fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#37649b",
  "rgb": {
    "r": 55,
    "g": 100,
    "b": 155
  },
  "hsl": {
    "h": 213,
    "s": 47.619,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49752,
    "c": 0.10159,
    "h": 254.5
  },
  "luminance": 0.12293
}

Semantic roles & 50–950 ramp

primary

#37649B

secondary

#BA9A74

accent

#9B51D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C11

muted

#7C7D80

Preview Lab

Preview with #37649B

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

Preview Lab → · Contrast checker → · Palette generator →