#365AA4#365AA4

#365AA4 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.0% C 0.126 H 263.0°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#365AA4
RGB	rgb(54, 90, 164)
HSL	hsl(220, 50%, 43%)
HSV	hsv(220, 67%, 64%)
CMYK	cmyk(67.1%, 45.1%, 0%, 35.7%)
CIE-LAB	lab(39.20, 12.03, -43.85)
CIE-LCH	lch(39.20, 45.47, 285.35°)
OKLab	oklab(47.99% -0.0154 -0.1253)
OKLCH	oklch(47.99% 0.126 263)
XYZ	xyz(11.8760, 10.7758, 36.5688)
Luminance	0.1078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#365AA4 #A48036

analogous

#3691A4 #365AA4 #4936A4

triadic

#365AA4 #A4365A #5AA436

tetradic

#365AA4 #A43691 #A48036 #36A449

square

#365AA4 #A43691 #A48036 #36A449

split-complementary

#365AA4 #A44936 #91A436

monochromatic

#182748 #274176 #365AA4 #5177C6 #7F9BD5

Accessibility & contrast

On white

6.66

#365AA4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#365AA4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #365AA4

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##365AA4	#FFFFFF	#000000	##FFFFFF
##365AA4	1.00	6.66	3.16	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3662A7

Deuteranopia (green-blind)

#2358A2

Tritanopia (blue-blind)

#006B77

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #365aa4;
/* rgb */ color: rgb(54, 90, 164);
/* oklch */ color: oklch(48.0% 0.126 263.0);

Tailwind

colors: {
  custom: {
    50: '#7988bf',
    500: '#365aa4',
    950: '#000000',
  },
}

SCSS

$custom: #365aa4;
$custom-light: #7988bf;
$custom-dark: #000000;

JSON

{
  "hex": "#365aa4",
  "rgb": {
    "r": 54,
    "g": 90,
    "b": 164
  },
  "hsl": {
    "h": 220.364,
    "s": 50.459,
    "l": 42.745
  },
  "oklch": {
    "l": 0.47986,
    "c": 0.12625,
    "h": 263
  },
  "luminance": 0.10777
}

Semantic roles & 50–950 ramp

primary

#365AA4

secondary

#BEA778

accent

#AC4EDA

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0B12

muted

#7C7C81

Preview Lab

Preview with #365AA4

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

Preview Lab → · Contrast checker → · Palette generator →