#233688#233688

#233688 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.139 H 268.7°. Best body text is #FFFFFF at 10.74:1 contrast (WCAG AA passes).

Color values

HEX	#233688
RGB	rgb(35, 54, 136)
HSL	hsl(229, 59%, 34%)
HSV	hsv(229, 74%, 53%)
CMYK	cmyk(74.3%, 60.3%, 0%, 46.7%)
CIE-LAB	lab(26.08, 22.63, -48.05)
CIE-LCH	lch(26.08, 53.11, 295.22°)
OKLab	oklab(37.14% -0.0031 -0.1386)
OKLCH	oklch(37.14% 0.139 268.7)
XYZ	xyz(6.4547, 4.7726, 23.8688)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233688 #887523

analogous

#236888 #233688 #422388

triadic

#233688 #882336 #368823

tetradic

#233688 #882368 #887523 #238842

square

#233688 #882368 #887523 #238842

split-complementary

#233688 #884223 #688823

monochromatic

#0A0F27 #162357 #233688 #3049B9 #536BD3

Accessibility & contrast

On white

10.74

#233688 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#233688 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233688

10.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233688	#FFFFFF	#000000	##FFFFFF
##233688	1.00	10.74	1.95	10.74
#FFFFFF	10.74	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00438B

Deuteranopia (green-blind)

#003986

Tritanopia (blue-blind)

#004A59

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #233688;
/* rgb */ color: rgb(35, 54, 136);
/* oklch */ color: oklch(37.1% 0.139 268.7);

Tailwind

colors: {
  custom: {
    50: '#6d6cab',
    500: '#233688',
    950: '#000000',
  },
}

SCSS

$custom: #233688;
$custom-light: #6d6cab;
$custom-dark: #000000;

JSON

{
  "hex": "#233688",
  "rgb": {
    "r": 35,
    "g": 54,
    "b": 136
  },
  "hsl": {
    "h": 228.713,
    "s": 59.064,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37137,
    "c": 0.13865,
    "h": 268.7
  },
  "luminance": 0.04773
}

Semantic roles & 50–950 ramp

primary

#233688

secondary

#B7A350

accent

#C546E2

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #233688

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

Preview Lab → · Contrast checker → · Palette generator →