#233699#233699

#233699 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.162 H 268.8°. Best body text is #FFFFFF at 10.20:1 contrast (WCAG AA passes).

Color values

HEX	#233699
RGB	rgb(35, 54, 153)
HSL	hsl(230, 63%, 37%)
HSV	hsv(230, 77%, 60%)
CMYK	cmyk(77.1%, 64.7%, 0%, 40%)
CIE-LAB	lab(27.56, 29.16, -56.11)
CIE-LCH	lch(27.56, 63.23, 297.46°)
OKLab	oklab(38.7% -0.0033 -0.1622)
OKLCH	oklch(38.7% 0.162 268.8)
XYZ	xyz(7.7601, 5.2947, 30.7438)
Luminance	0.0530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233699 #998623

analogous

#237199 #233699 #4B2399

triadic

#233699 #992336 #369923

tetradic

#233699 #992371 #998623 #23994B

square

#233699 #992371 #998623 #23994B

split-complementary

#233699 #994B23 #719923

monochromatic

#0C1335 #182467 #233699 #2E48CB #5D71DA

Accessibility & contrast

On white

10.20

#233699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#233699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233699

10.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233699	#FFFFFF	#000000	##FFFFFF
##233699	1.00	10.20	2.06	10.20
#FFFFFF	10.20	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479C

Deuteranopia (green-blind)

#003C97

Tritanopia (blue-blind)

#005062

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #233699;
/* rgb */ color: rgb(35, 54, 153);
/* oklch */ color: oklch(38.7% 0.162 268.8);

Tailwind

colors: {
  custom: {
    50: '#716db8',
    500: '#233699',
    950: '#000000',
  },
}

SCSS

$custom: #233699;
$custom-light: #716db8;
$custom-dark: #000000;

JSON

{
  "hex": "#233699",
  "rgb": {
    "r": 35,
    "g": 54,
    "b": 153
  },
  "hsl": {
    "h": 230.339,
    "s": 62.766,
    "l": 36.863
  },
  "oklch": {
    "l": 0.38695,
    "c": 0.16228,
    "h": 268.8
  },
  "luminance": 0.05296
}

Semantic roles & 50–950 ramp

primary

#233699

secondary

#BEAE59

accent

#CB42E6

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #233699

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

Preview Lab → · Contrast checker → · Palette generator →