#2319A0#2319A0

#2319A0 is a dark, highly saturated blue. Relative luminance 0.036; OKLCH L 35.1% C 0.200 H 272.4°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#2319A0
RGB	rgb(35, 25, 160)
HSL	hsl(244, 73%, 36%)
HSV	hsv(244, 84%, 63%)
CMYK	cmyk(78.1%, 84.4%, 0%, 37.3%)
CIE-LAB	lab(22.27, 48.41, -69.12)
CIE-LCH	lch(22.27, 84.38, 305.01°)
OKLab	oklab(35.14% 0.0083 -0.1999)
OKLCH	oklch(35.14% 0.2 272.4)
XYZ	xyz(7.3838, 3.5898, 33.5547)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2319A0 #96A019

analogous

#1953A0 #2319A0 #6719A0

triadic

#2319A0 #A02319 #19A023

tetradic

#2319A0 #A01953 #96A019 #19A067

square

#2319A0 #A01953 #96A019 #19A067

split-complementary

#2319A0 #A06719 #53A019

monochromatic

#0C0836 #17116B #2319A0 #2F21D5 #5B50E4

Accessibility & contrast

On white

12.22

#2319A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#2319A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2319A0

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2319A0	#FFFFFF	#000000	##FFFFFF
##2319A0	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA4

Deuteranopia (green-blind)

#002F9E

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #2319a0;
/* rgb */ color: rgb(35, 25, 160);
/* oklch */ color: oklch(35.1% 0.200 272.4);

Tailwind

colors: {
  custom: {
    50: '#765bbe',
    500: '#2319a0',
    950: '#000000',
  },
}

SCSS

$custom: #2319a0;
$custom-light: #765bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#2319a0",
  "rgb": {
    "r": 35,
    "g": 25,
    "b": 160
  },
  "hsl": {
    "h": 244.444,
    "s": 72.973,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35136,
    "c": 0.2001,
    "h": 272.4
  },
  "luminance": 0.03591
}

Semantic roles & 50–950 ramp

primary

#2319A0

secondary

#BDC64F

accent

#F038E2

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #2319A0

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

Preview Lab → · Contrast checker → · Palette generator →