#23138D#23138D

#23138D is a dark, vivid blue. Relative luminance 0.027; OKLCH L 32.2% C 0.182 H 274.8°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#23138D
RGB	rgb(35, 19, 141)
HSL	hsl(248, 76%, 31%)
HSV	hsv(248, 87%, 55%)
CMYK	cmyk(75.2%, 86.5%, 0%, 44.7%)
CIE-LAB	lab(18.99, 45.24, -62.82)
CIE-LCH	lch(18.99, 77.41, 305.76°)
OKLab	oklab(32.2% 0.0154 -0.1816)
OKLCH	oklch(32.2% 0.182 274.8)
XYZ	xyz(5.7321, 2.7456, 25.4220)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23138D #7D8D13

analogous

#13408D #23138D #60138D

triadic

#23138D #8D2313 #138D23

tetradic

#23138D #8D1340 #7D8D13 #138D60

square

#23138D #8D1340 #7D8D13 #138D60

split-complementary

#23138D #8D6013 #408D13

monochromatic

#080421 #160C57 #23138D #301AC3 #4D36E4

Accessibility & contrast

On white

13.56

#23138D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#23138D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23138D

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23138D	#FFFFFF	#000000	##FFFFFF
##23138D	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003390

Deuteranopia (green-blind)

#00298B

Tritanopia (blue-blind)

#003B53

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #23138d;
/* rgb */ color: rgb(35, 19, 141);
/* oklch */ color: oklch(32.2% 0.182 274.8);

Tailwind

colors: {
  custom: {
    50: '#7156b0',
    500: '#23138d',
    950: '#000000',
  },
}

SCSS

$custom: #23138d;
$custom-light: #7156b0;
$custom-dark: #000000;

JSON

{
  "hex": "#23138d",
  "rgb": {
    "r": 35,
    "g": 19,
    "b": 141
  },
  "hsl": {
    "h": 247.869,
    "s": 76.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32204,
    "c": 0.18223,
    "h": 274.8
  },
  "luminance": 0.02746
}

Semantic roles & 50–950 ramp

primary

#23138D

secondary

#AFC13B

accent

#F335DA

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #23138D

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

Preview Lab → · Contrast checker → · Palette generator →