#23197B#23197B

#23197B is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.8% C 0.155 H 276.7°. Best body text is #FFFFFF at 14.03:1 contrast (WCAG AA passes).

Color values

HEX	#23197B
RGB	rgb(35, 25, 123)
HSL	hsl(246, 66%, 29%)
HSV	hsv(246, 80%, 48%)
CMYK	cmyk(71.5%, 79.7%, 0%, 51.8%)
CIE-LAB	lab(17.84, 36.55, -53.36)
CIE-LCH	lch(17.84, 64.68, 304.41°)
OKLab	oklab(30.77% 0.0181 -0.1542)
OKLCH	oklch(30.77% 0.155 276.7)
XYZ	xyz(4.6148, 2.4822, 18.9710)
Luminance	0.0248 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23197B #717B19

analogous

#19407B #23197B #54197B

triadic

#23197B #7B2319 #197B23

tetradic

#23197B #7B1940 #717B19 #197B54

square

#23197B #7B1940 #717B19 #197B54

split-complementary

#23197B #7B5419 #407B19

monochromatic

#070519 #150F48 #23197B #3123AE #4838D7

Accessibility & contrast

On white

14.03

#23197B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#23197B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23197B

14.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23197B	#FFFFFF	#000000	##FFFFFF
##23197B	1.00	14.03	1.50	14.03
#FFFFFF	14.03	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00307E

Deuteranopia (green-blind)

#002779

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #23197b;
/* rgb */ color: rgb(35, 25, 123);
/* oklch */ color: oklch(30.8% 0.155 276.7);

Tailwind

colors: {
  custom: {
    50: '#6d58a2',
    500: '#23197b',
    950: '#000000',
  },
}

SCSS

$custom: #23197b;
$custom-light: #6d58a2;
$custom-dark: #000000;

JSON

{
  "hex": "#23197b",
  "rgb": {
    "r": 35,
    "g": 25,
    "b": 123
  },
  "hsl": {
    "h": 246.122,
    "s": 66.216,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30772,
    "c": 0.15529,
    "h": 276.7
  },
  "luminance": 0.02483
}

Semantic roles & 50–950 ramp

primary

#23197B

secondary

#A4AF40

accent

#E93FD8

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #23197B

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

Preview Lab → · Contrast checker → · Palette generator →