#23148B#23148B

#23148B is a dark, vivid blue. Relative luminance 0.027; OKLCH L 32.1% C 0.179 H 275.0°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#23148B
RGB	rgb(35, 20, 139)
HSL	hsl(248, 75%, 31%)
HSV	hsv(248, 86%, 55%)
CMYK	cmyk(74.8%, 85.6%, 0%, 45.5%)
CIE-LAB	lab(18.89, 44.19, -61.74)
CIE-LCH	lch(18.89, 75.92, 305.59°)
OKLab	oklab(32.06% 0.0157 -0.1785)
OKLCH	oklch(32.06% 0.179 275)
XYZ	xyz(5.6020, 2.7212, 24.6511)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23148B #7C8B14

analogous

#14408B #23148B #5E148B

triadic

#23148B #8B2314 #148B23

tetradic

#23148B #8B1440 #7C8B14 #148B5E

square

#23148B #8B1440 #7C8B14 #148B5E

split-complementary

#23148B #8B5E14 #408B14

monochromatic

#080520 #160C55 #23148B #301CC1 #4D37E2

Accessibility & contrast

On white

13.60

#23148B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#23148B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23148B

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23148B	#FFFFFF	#000000	##FFFFFF
##23148B	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00338E

Deuteranopia (green-blind)

#002889

Tritanopia (blue-blind)

#003B52

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #23148b;
/* rgb */ color: rgb(35, 20, 139);
/* oklch */ color: oklch(32.1% 0.179 275.0);

Tailwind

colors: {
  custom: {
    50: '#7157ae',
    500: '#23148b',
    950: '#000000',
  },
}

SCSS

$custom: #23148b;
$custom-light: #7157ae;
$custom-dark: #000000;

JSON

{
  "hex": "#23148b",
  "rgb": {
    "r": 35,
    "g": 20,
    "b": 139
  },
  "hsl": {
    "h": 247.563,
    "s": 74.843,
    "l": 31.176
  },
  "oklch": {
    "l": 0.32061,
    "c": 0.17916,
    "h": 275
  },
  "luminance": 0.02722
}

Semantic roles & 50–950 ramp

primary

#23148B

secondary

#AFBF3C

accent

#F136DA

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090310

muted

#7B787F

Preview Lab

Preview with #23148B

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

Preview Lab → · Contrast checker → · Palette generator →