#2563A1#2563A1

#2563A1 is a mid, moderate cyan. Relative luminance 0.119; OKLCH L 49.2% C 0.118 H 251.5°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#2563A1
RGB	rgb(37, 99, 161)
HSL	hsl(210, 63%, 39%)
HSV	hsv(210, 77%, 63%)
CMYK	cmyk(77%, 38.5%, 0%, 36.9%)
CIE-LAB	lab(41.04, 2.55, -39.17)
CIE-LCH	lch(41.04, 39.25, 273.73°)
OKLab	oklab(49.18% -0.0373 -0.1117)
OKLCH	oklch(49.18% 0.118 251.5)
XYZ	xyz(11.6554, 11.8889, 35.3918)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2563A1 #A16325

analogous

#25A1A1 #2563A1 #2525A1

triadic

#2563A1 #A12563 #63A125

tetradic

#2563A1 #A125A1 #A16325 #25A125

square

#2563A1 #A125A1 #A16325 #25A125

split-complementary

#2563A1 #A12525 #A1A125

monochromatic

#0E263D #1A446F #2563A1 #3382D0 #65A0DC

Accessibility & contrast

On white

6.22

#2563A1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#2563A1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2563A1

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2563A1	#FFFFFF	#000000	##FFFFFF
##2563A1	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4667A4

Deuteranopia (green-blind)

#335CA0

Tritanopia (blue-blind)

#00727A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #2563a1;
/* rgb */ color: rgb(37, 99, 161);
/* oklch */ color: oklch(49.2% 0.118 251.5);

Tailwind

colors: {
  custom: {
    50: '#728fbd',
    500: '#2563a1',
    950: '#000000',
  },
}

SCSS

$custom: #2563a1;
$custom-light: #728fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#2563a1",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 161
  },
  "hsl": {
    "h": 210,
    "s": 62.626,
    "l": 38.824
  },
  "oklch": {
    "l": 0.49175,
    "c": 0.11774,
    "h": 251.5
  },
  "luminance": 0.1189
}

Semantic roles & 50–950 ramp

primary

#2563A1

secondary

#C19161

accent

#9442E6

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #2563A1

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

Preview Lab → · Contrast checker → · Palette generator →