#231E98#231E98

#231E98 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.8% C 0.187 H 272.7°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#231E98
RGB	rgb(35, 30, 152)
HSL	hsl(242, 67%, 36%)
HSV	hsv(242, 80%, 60%)
CMYK	cmyk(77%, 80.3%, 0%, 40.4%)
CIE-LAB	lab(22.13, 43.44, -64.43)
CIE-LCH	lch(22.13, 77.71, 303.99°)
OKLab	oklab(34.76% 0.0088 -0.1865)
OKLCH	oklch(34.76% 0.187 272.7)
XYZ	xyz(6.8230, 3.5521, 30.0257)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E98 #93981E

analogous

#1E5698 #231E98 #601E98

triadic

#231E98 #98231E #1E9823

tetradic

#231E98 #981E56 #93981E #1E9860

square

#231E98 #981E56 #93981E #1E9860

split-complementary

#231E98 #98601E #56981E

monochromatic

#0B0A32 #171465 #231E98 #2F28CB #5953DD

Accessibility & contrast

On white

12.28

#231E98 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#231E98 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E98

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E98	#FFFFFF	#000000	##FFFFFF
##231E98	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9B

Deuteranopia (green-blind)

#002F96

Tritanopia (blue-blind)

#00445B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #231e98;
/* rgb */ color: rgb(35, 30, 152);
/* oklch */ color: oklch(34.8% 0.187 272.7);

Tailwind

colors: {
  custom: {
    50: '#735db8',
    500: '#231e98',
    950: '#000000',
  },
}

SCSS

$custom: #231e98;
$custom-light: #735db8;
$custom-dark: #000000;

JSON

{
  "hex": "#231e98",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 152
  },
  "hsl": {
    "h": 242.459,
    "s": 67.033,
    "l": 35.686
  },
  "oklch": {
    "l": 0.34764,
    "c": 0.18667,
    "h": 272.7
  },
  "luminance": 0.03553
}

Semantic roles & 50–950 ramp

primary

#231E98

secondary

#BCC051

accent

#EA3EE3

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #231E98

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

Preview Lab → · Contrast checker → · Palette generator →