#23509A#23509A

#23509A is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.2% C 0.131 H 259.9°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#23509A
RGB	rgb(35, 80, 154)
HSL	hsl(217, 63%, 37%)
HSV	hsv(217, 77%, 60%)
CMYK	cmyk(77.3%, 48.1%, 0%, 39.6%)
CIE-LAB	lab(34.86, 11.95, -44.87)
CIE-LCH	lch(34.86, 46.43, 284.92°)
OKLab	oklab(44.22% -0.023 -0.1288)
OKLCH	oklch(44.22% 0.131 259.9)
XYZ	xyz(9.3924, 8.4267, 31.6971)
Luminance	0.0843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23509A #9A6D23

analogous

#238C9A #23509A #32239A

triadic

#23509A #9A2350 #509A23

tetradic

#23509A #9A238C #9A6D23 #239A32

square

#23509A #9A238C #9A6D23 #239A32

split-complementary

#23509A #9A3223 #8C9A23

monochromatic

#0C1C36 #183668 #23509A #2E6ACC #5D8CDA

Accessibility & contrast

On white

7.82

#23509A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#23509A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23509A

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23509A	#FFFFFF	#000000	##FFFFFF
##23509A	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28589D

Deuteranopia (green-blind)

#054D99

Tritanopia (blue-blind)

#00626D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #23509a;
/* rgb */ color: rgb(35, 80, 154);
/* oklch */ color: oklch(44.2% 0.131 259.9);

Tailwind

colors: {
  custom: {
    50: '#7080b8',
    500: '#23509a',
    950: '#000000',
  },
}

SCSS

$custom: #23509a;
$custom-light: #7080b8;
$custom-dark: #000000;

JSON

{
  "hex": "#23509a",
  "rgb": {
    "r": 35,
    "g": 80,
    "b": 154
  },
  "hsl": {
    "h": 217.311,
    "s": 62.963,
    "l": 37.059
  },
  "oklch": {
    "l": 0.44221,
    "c": 0.13084,
    "h": 259.9
  },
  "luminance": 0.08428
}

Semantic roles & 50–950 ramp

primary

#23509A

secondary

#BF995A

accent

#A842E6

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #23509A

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

Preview Lab → · Contrast checker → · Palette generator →