#231EAA#231EAA

#231EAA is a dark, highly saturated blue. Relative luminance 0.042; OKLCH L 36.9% C 0.208 H 271.3°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#231EAA
RGB	rgb(35, 30, 170)
HSL	hsl(242, 70%, 39%)
HSV	hsv(242, 82%, 67%)
CMYK	cmyk(79.4%, 82.4%, 0%, 33.3%)
CIE-LAB	lab(24.28, 49.19, -71.84)
CIE-LCH	lch(24.28, 87.06, 304.40°)
OKLab	oklab(36.88% 0.0046 -0.2079)
OKLCH	oklch(36.88% 0.208 271.3)
XYZ	xyz(8.4107, 4.1872, 38.3874)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231EAA #A5AA1E

analogous

#1E5FAA #231EAA #691EAA

triadic

#231EAA #AA231E #1EAA23

tetradic

#231EAA #AA1E5F #A5AA1E #1EAA69

square

#231EAA #AA1E5F #A5AA1E #1EAA69

split-complementary

#231EAA #AA691E #5FAA1E

monochromatic

#0E0C42 #181576 #231EAA #322CDA #6460E3

Accessibility & contrast

On white

11.43

#231EAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#231EAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231EAA

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231EAA	#FFFFFF	#000000	##FFFFFF
##231EAA	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040AE

Deuteranopia (green-blind)

#0033A8

Tritanopia (blue-blind)

#004B65

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #231eaa;
/* rgb */ color: rgb(35, 30, 170);
/* oklch */ color: oklch(36.9% 0.208 271.3);

Tailwind

colors: {
  custom: {
    50: '#785ec5',
    500: '#231eaa',
    950: '#000000',
  },
}

SCSS

$custom: #231eaa;
$custom-light: #785ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#231eaa",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 170
  },
  "hsl": {
    "h": 242.143,
    "s": 70,
    "l": 39.216
  },
  "oklch": {
    "l": 0.36881,
    "c": 0.20796,
    "h": 271.3
  },
  "luminance": 0.04188
}

Semantic roles & 50–950 ramp

primary

#231EAA

secondary

#C4C75C

accent

#ED3BE6

background

#F8F5FC

surface

#EFE9F8

border

#CAC5D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #231EAA

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

Preview Lab → · Contrast checker → · Palette generator →