#231E93#231E93

#231E93 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.2% C 0.181 H 273.2°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#231E93
RGB	rgb(35, 30, 147)
HSL	hsl(243, 66%, 35%)
HSV	hsv(243, 80%, 58%)
CMYK	cmyk(76.2%, 79.6%, 0%, 42.4%)
CIE-LAB	lab(21.55, 41.80, -62.31)
CIE-LCH	lch(21.55, 75.03, 303.85°)
OKLab	oklab(34.19% 0.0099 -0.1803)
OKLCH	oklch(34.19% 0.181 273.2)
XYZ	xyz(6.4221, 3.3918, 27.9143)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E93 #8E931E

analogous

#1E5493 #231E93 #5E1E93

triadic

#231E93 #93231E #1E9323

tetradic

#231E93 #931E54 #8E931E #1E935E

square

#231E93 #931E54 #8E931E #1E935E

split-complementary

#231E93 #935E1E #54931E

monochromatic

#0B092D #171460 #231E93 #2F28C6 #5650DB

Accessibility & contrast

On white

12.51

#231E93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#231E93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E93

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E93	#FFFFFF	#000000	##FFFFFF
##231E93	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003996

Deuteranopia (green-blind)

#002E91

Tritanopia (blue-blind)

#004258

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #231e93;
/* rgb */ color: rgb(35, 30, 147);
/* oklch */ color: oklch(34.2% 0.181 273.2);

Tailwind

colors: {
  custom: {
    50: '#725cb4',
    500: '#231e93',
    950: '#000000',
  },
}

SCSS

$custom: #231e93;
$custom-light: #725cb4;
$custom-dark: #000000;

JSON

{
  "hex": "#231e93",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 147
  },
  "hsl": {
    "h": 242.564,
    "s": 66.102,
    "l": 34.706
  },
  "oklch": {
    "l": 0.34186,
    "c": 0.18057,
    "h": 273.2
  },
  "luminance": 0.03392
}

Semantic roles & 50–950 ramp

primary

#231E93

secondary

#B9BE4F

accent

#E93FE2

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #231E93

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

Preview Lab → · Contrast checker → · Palette generator →