#231E53#231E53

#231E53 is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.5% C 0.093 H 282.7°. Best body text is #FFFFFF at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#231E53
RGB	rgb(35, 30, 83)
HSL	hsl(246, 47%, 22%)
HSV	hsv(246, 64%, 33%)
CMYK	cmyk(57.8%, 63.9%, 0%, 67.5%)
CIE-LAB	lab(15.01, 19.25, -31.70)
CIE-LCH	lch(15.01, 37.09, 301.26°)
OKLab	oklab(27.52% 0.0204 -0.0908)
OKLCH	oklch(27.52% 0.093 282.7)
XYZ	xyz(2.7183, 1.9102, 8.4074)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#231E53 #4E531E

analogous

#1E3453 #231E53 #3E1E53

triadic

#231E53 #53231E #1E5323

tetradic

#231E53 #531E34 #4E531E #1E533E

square

#231E53 #531E34 #4E531E #1E533E

split-complementary

#231E53 #533E1E #34531E

monochromatic

#090816 #100E26 #231E53 #362E80 #493EAD

Accessibility & contrast

On white

15.20

#231E53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#231E53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #231E53

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##231E53	#FFFFFF	#000000	##FFFFFF
##231E53	1.00	15.20	1.38	15.20
#FFFFFF	15.20	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002755

Deuteranopia (green-blind)

#002452

Tritanopia (blue-blind)

#0F2A35

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #231e53;
/* rgb */ color: rgb(35, 30, 83);
/* oklch */ color: oklch(27.5% 0.093 282.7);

Tailwind

colors: {
  custom: {
    50: '#635a84',
    500: '#231e53',
    950: '#000000',
  },
}

SCSS

$custom: #231e53;
$custom-light: #635a84;
$custom-dark: #000000;

JSON

{
  "hex": "#231e53",
  "rgb": {
    "r": 35,
    "g": 30,
    "b": 83
  },
  "hsl": {
    "h": 245.66,
    "s": 46.903,
    "l": 22.157
  },
  "oklch": {
    "l": 0.27523,
    "c": 0.09308,
    "h": 282.7
  },
  "luminance": 0.0191
}

Semantic roles & 50–950 ramp

primary

#231E53

secondary

#828845

accent

#D751CA

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#05030B

muted

#7A787C

Preview Lab

Preview with #231E53

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

Preview Lab → · Contrast checker → · Palette generator →