#23439B#23439B

#23439B is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.5% C 0.149 H 265.2°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#23439B
RGB	rgb(35, 67, 155)
HSL	hsl(224, 63%, 37%)
HSV	hsv(224, 77%, 61%)
CMYK	cmyk(77.4%, 56.8%, 0%, 39.2%)
CIE-LAB	lab(31.20, 21.14, -51.38)
CIE-LCH	lch(31.20, 55.56, 292.37°)
OKLab	oklab(41.46% -0.0123 -0.1482)
OKLCH	oklch(41.46% 0.149 265.2)
XYZ	xyz(8.6146, 6.7372, 31.8504)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23439B #9B7B23

analogous

#237F9B #23439B #3F239B

triadic

#23439B #9B2343 #439B23

tetradic

#23439B #9B237F #9B7B23 #239B3F

square

#23439B #9B237F #9B7B23 #239B3F

split-complementary

#23439B #9B3F23 #7F9B23

monochromatic

#0C1837 #182D69 #23439B #2E59CD #5E7FDB

Accessibility & contrast

On white

8.95

#23439B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#23439B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23439B

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23439B	#FFFFFF	#000000	##FFFFFF
##23439B	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9E

Deuteranopia (green-blind)

#004499

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #23439b;
/* rgb */ color: rgb(35, 67, 155);
/* oklch */ color: oklch(41.5% 0.149 265.2);

Tailwind

colors: {
  custom: {
    50: '#7176b9',
    500: '#23439b',
    950: '#000000',
  },
}

SCSS

$custom: #23439b;
$custom-light: #7176b9;
$custom-dark: #000000;

JSON

{
  "hex": "#23439b",
  "rgb": {
    "r": 35,
    "g": 67,
    "b": 155
  },
  "hsl": {
    "h": 224,
    "s": 63.158,
    "l": 37.255
  },
  "oklch": {
    "l": 0.41461,
    "c": 0.14872,
    "h": 265.2
  },
  "luminance": 0.06738
}

Semantic roles & 50–950 ramp

primary

#23439B

secondary

#BFA45A

accent

#BA42E6

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #23439B

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

Preview Lab → · Contrast checker → · Palette generator →