#2565C1#2565C1

#2565C1 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 51.8% C 0.158 H 258.2°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#2565C1
RGB	rgb(37, 101, 193)
HSL	hsl(215, 68%, 45%)
HSV	hsv(215, 81%, 76%)
CMYK	cmyk(80.8%, 47.7%, 0%, 24.3%)
CIE-LAB	lab(43.58, 13.63, -53.87)
CIE-LCH	lch(43.58, 55.57, 284.19°)
OKLab	oklab(51.78% -0.0323 -0.1548)
OKLCH	oklch(51.78% 0.158 258.2)
XYZ	xyz(15.0387, 13.5491, 52.2644)
Luminance	0.1355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2565C1 #C18125

analogous

#25B3C1 #2565C1 #3325C1

triadic

#2565C1 #C12565 #65C125

tetradic

#2565C1 #C125B3 #C18125 #25C133

square

#2565C1 #C125B3 #C18125 #25C133

split-complementary

#2565C1 #C13325 #B3C125

monochromatic

#112F5A #1B4A8E #2565C1 #4784DC #7BA7E6

Accessibility & contrast

On white

5.66

#2565C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#2565C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2565C1

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2565C1	#FFFFFF	#000000	##FFFFFF
##2565C1	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316EC4

Deuteranopia (green-blind)

#0060BF

Tritanopia (blue-blind)

#007B89

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2565c1;
/* rgb */ color: rgb(37, 101, 193);
/* oklch */ color: oklch(51.8% 0.158 258.2);

Tailwind

colors: {
  custom: {
    50: '#7990d4',
    500: '#2565c1',
    950: '#000000',
  },
}

SCSS

$custom: #2565c1;
$custom-light: #7990d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2565c1",
  "rgb": {
    "r": 37,
    "g": 101,
    "b": 193
  },
  "hsl": {
    "h": 215.385,
    "s": 67.826,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51777,
    "c": 0.15818,
    "h": 258.2
  },
  "luminance": 0.13551
}

Semantic roles & 50–950 ramp

primary

#2565C1

secondary

#CEA974

accent

#A33DEB

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2565C1

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

Preview Lab → · Contrast checker → · Palette generator →