#23499A#23499A

#23499A is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.7% C 0.140 H 263.0°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#23499A
RGB	rgb(35, 73, 154)
HSL	hsl(221, 63%, 37%)
HSV	hsv(221, 77%, 60%)
CMYK	cmyk(77.3%, 52.6%, 0%, 39.6%)
CIE-LAB	lab(32.82, 16.67, -48.15)
CIE-LCH	lch(32.82, 50.96, 289.10°)
OKLab	oklab(42.66% -0.0171 -0.1386)
OKLCH	oklch(42.66% 0.14 263)
XYZ	xyz(8.9063, 7.4545, 31.5351)
Luminance	0.0746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23499A #9A7423

analogous

#23859A #23499A #38239A

triadic

#23499A #9A2349 #499A23

tetradic

#23499A #9A2385 #9A7423 #239A38

square

#23499A #9A2385 #9A7423 #239A38

split-complementary

#23499A #9A3823 #859A23

monochromatic

#0C1A36 #183168 #23499A #2E61CC #5D85DA

Accessibility & contrast

On white

8.43

#23499A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#23499A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23499A

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23499A	#FFFFFF	#000000	##FFFFFF
##23499A	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13539D

Deuteranopia (green-blind)

#004898

Tritanopia (blue-blind)

#005D6A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #23499a;
/* rgb */ color: rgb(35, 73, 154);
/* oklch */ color: oklch(42.7% 0.140 263.0);

Tailwind

colors: {
  custom: {
    50: '#707bb8',
    500: '#23499a',
    950: '#000000',
  },
}

SCSS

$custom: #23499a;
$custom-light: #707bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#23499a",
  "rgb": {
    "r": 35,
    "g": 73,
    "b": 154
  },
  "hsl": {
    "h": 220.84,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.42663,
    "c": 0.13965,
    "h": 263
  },
  "luminance": 0.07456
}

Semantic roles & 50–950 ramp

primary

#23499A

secondary

#BF9F5A

accent

#B242E6

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #23499A

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

Preview Lab → · Contrast checker → · Palette generator →