#231EA6#231EA6

#231EA6 is a dark, highly saturated blue. Relative luminance 0.040; OKLCH L 36.4% C 0.203 H 271.6°. Best body text is #FFFFFF at 11.62:1 contrast (WCAG AA passes).

Color values

HEX	#231EA6
RGB	rgb(35, 30, 166)
HSL	hsl(242, 69%, 38%)
HSV	hsv(242, 82%, 65%)
CMYK	cmyk(78.9%, 81.9%, 0%, 34.9%)
CIE-LAB	lab(23.80, 47.93, -70.22)
CIE-LCH	lch(23.80, 85.02, 304.31°)
OKLab	oklab(36.41% 0.0055 -0.2032)
OKLCH	oklch(36.41% 0.203 271.6)
XYZ	xyz(8.0380, 4.0382, 36.4248)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231EA6 #A1A61E

analogous

#1E5DA6 #231EA6 #671EA6

triadic

#231EA6 #A6231E #1EA623

tetradic

#231EA6 #A61E5D #A1A61E #1EA667

square

#231EA6 #A61E5D #A1A61E #1EA667

split-complementary

#231EA6 #A6671E #5DA61E

monochromatic

#0D0B3E #181572 #231EA6 #2F29D8 #625DE2

Accessibility & contrast

On white

11.62

#231EA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#231EA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231EA6

11.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231EA6	#FFFFFF	#000000	##FFFFFF
##231EA6	1.00	11.62	1.81	11.62
#FFFFFF	11.62	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FAA

Deuteranopia (green-blind)

#0032A4

Tritanopia (blue-blind)

#004963

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #231ea6;
/* rgb */ color: rgb(35, 30, 166);
/* oklch */ color: oklch(36.4% 0.203 271.6);

Tailwind

colors: {
  custom: {
    50: '#775ec2',
    500: '#231ea6',
    950: '#000000',
  },
}

SCSS

$custom: #231ea6;
$custom-light: #775ec2;
$custom-dark: #000000;

JSON

{
  "hex": "#231ea6",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 166
  },
  "hsl": {
    "h": 242.206,
    "s": 69.388,
    "l": 38.431
  },
  "oklch": {
    "l": 0.36406,
    "c": 0.20331,
    "h": 271.6
  },
  "luminance": 0.04039
}

Semantic roles & 50–950 ramp

primary

#231EA6

secondary

#C2C65A

accent

#EC3CE6

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0A0413

muted

#7C7982

Preview Lab

Preview with #231EA6

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

Preview Lab → · Contrast checker → · Palette generator →