#23509E#23509E

#23509E is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.5% C 0.136 H 260.6°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#23509E
RGB	rgb(35, 80, 158)
HSL	hsl(218, 64%, 38%)
HSV	hsv(218, 78%, 62%)
CMYK	cmyk(77.8%, 49.4%, 0%, 38%)
CIE-LAB	lab(35.13, 13.53, -46.84)
CIE-LCH	lch(35.13, 48.76, 286.11°)
OKLab	oklab(44.52% -0.0223 -0.1346)
OKLCH	oklch(44.52% 0.136 260.6)
XYZ	xyz(9.7311, 8.5622, 33.4809)
Luminance	0.0856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23509E #9E7123

analogous

#238D9E #23509E #33239E

triadic

#23509E #9E2350 #509E23

tetradic

#23509E #9E238D #9E7123 #239E33

square

#23509E #9E238D #9E7123 #239E33

split-complementary

#23509E #9E3323 #8D9E23

monochromatic

#0D1D3A #18376C #23509E #2E69D0 #608DDC

Accessibility & contrast

On white

7.74

#23509E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#23509E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23509E

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23509E	#FFFFFF	#000000	##FFFFFF
##23509E	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2359A1

Deuteranopia (green-blind)

#004D9C

Tritanopia (blue-blind)

#00636F

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #23509e;
/* rgb */ color: rgb(35, 80, 158);
/* oklch */ color: oklch(44.5% 0.136 260.6);

Tailwind

colors: {
  custom: {
    50: '#7180bb',
    500: '#23509e',
    950: '#000000',
  },
}

SCSS

$custom: #23509e;
$custom-light: #7180bb;
$custom-dark: #000000;

JSON

{
  "hex": "#23509e",
  "rgb": {
    "r": 35,
    "g": 80,
    "b": 158
  },
  "hsl": {
    "h": 218.049,
    "s": 63.731,
    "l": 37.843
  },
  "oklch": {
    "l": 0.44516,
    "c": 0.13645,
    "h": 260.6
  },
  "luminance": 0.08563
}

Semantic roles & 50–950 ramp

primary

#23509E

secondary

#C19C5C

accent

#AA41E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #23509E

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

Preview Lab → · Contrast checker → · Palette generator →