#231E96#231E96

#231E96 is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.184 H 272.9°. Best body text is #FFFFFF at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#231E96
RGB	rgb(35, 30, 150)
HSL	hsl(243, 67%, 35%)
HSV	hsv(243, 80%, 59%)
CMYK	cmyk(76.7%, 80%, 0%, 41.2%)
CIE-LAB	lab(21.90, 42.79, -63.59)
CIE-LCH	lch(21.90, 76.64, 303.93°)
OKLab	oklab(34.53% 0.0092 -0.184)
OKLCH	oklch(34.53% 0.184 272.9)
XYZ	xyz(6.6606, 3.4872, 29.1703)
Luminance	0.0349 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E96 #91961E

analogous

#1E5596 #231E96 #5F1E96

triadic

#231E96 #96231E #1E9623

tetradic

#231E96 #961E55 #91961E #1E965F

square

#231E96 #961E55 #91961E #1E965F

split-complementary

#231E96 #965F1E #55961E

monochromatic

#0B0A30 #171463 #231E96 #2F28C9 #5852DC

Accessibility & contrast

On white

12.37

#231E96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#231E96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E96

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E96	#FFFFFF	#000000	##FFFFFF
##231E96	1.00	12.37	1.70	12.37
#FFFFFF	12.37	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A99

Deuteranopia (green-blind)

#002F94

Tritanopia (blue-blind)

#00435A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #231e96;
/* rgb */ color: rgb(35, 30, 150);
/* oklch */ color: oklch(34.5% 0.184 272.9);

Tailwind

colors: {
  custom: {
    50: '#735db6',
    500: '#231e96',
    950: '#000000',
  },
}

SCSS

$custom: #231e96;
$custom-light: #735db6;
$custom-dark: #000000;

JSON

{
  "hex": "#231e96",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 150
  },
  "hsl": {
    "h": 242.5,
    "s": 66.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.34532,
    "c": 0.18424,
    "h": 272.9
  },
  "luminance": 0.03488
}

Semantic roles & 50–950 ramp

primary

#231E96

secondary

#BBBF50

accent

#EA3EE2

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #231E96

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

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