#365AA6#365AA6

#365AA6 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.1% C 0.129 H 263.3°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#365AA6
RGB	rgb(54, 90, 166)
HSL	hsl(221, 51%, 43%)
HSV	hsv(221, 67%, 65%)
CMYK	cmyk(67.5%, 45.8%, 0%, 34.9%)
CIE-LAB	lab(39.32, 12.77, -44.84)
CIE-LCH	lch(39.32, 46.62, 285.90°)
OKLab	oklab(48.12% -0.0151 -0.1282)
OKLCH	oklch(48.12% 0.129 263.3)
XYZ	xyz(12.0580, 10.8486, 37.5275)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365AA6 #A68236

analogous

#3692A6 #365AA6 #4A36A6

triadic

#365AA6 #A6365A #5AA636

tetradic

#365AA6 #A63692 #A68236 #36A64A

square

#365AA6 #A63692 #A68236 #36A64A

split-complementary

#365AA6 #A64A36 #92A636

monochromatic

#18284A #274178 #365AA6 #5278C7 #819CD6

Accessibility & contrast

On white

6.62

#365AA6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#365AA6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365AA6

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365AA6	#FFFFFF	#000000	##FFFFFF
##365AA6	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3562A9

Deuteranopia (green-blind)

#2058A4

Tritanopia (blue-blind)

#006C78

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #365aa6;
/* rgb */ color: rgb(54, 90, 166);
/* oklch */ color: oklch(48.1% 0.129 263.3);

Tailwind

colors: {
  custom: {
    50: '#7988c1',
    500: '#365aa6',
    950: '#000000',
  },
}

SCSS

$custom: #365aa6;
$custom-light: #7988c1;
$custom-dark: #000000;

JSON

{
  "hex": "#365aa6",
  "rgb": {
    "r": 54,
    "g": 90,
    "b": 166
  },
  "hsl": {
    "h": 220.714,
    "s": 50.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.48122,
    "c": 0.12909,
    "h": 263.3
  },
  "luminance": 0.1085
}

Semantic roles & 50–950 ramp

primary

#365AA6

secondary

#BFA979

accent

#AD4DDA

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #365AA6

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

Preview Lab → · Contrast checker → · Palette generator →