#23176B#23176B

#23176B is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.7% C 0.137 H 279.9°. Best body text is #FFFFFF at 14.93:1 contrast (WCAG AA passes).

Color values

HEX	#23176B
RGB	rgb(35, 23, 107)
HSL	hsl(249, 65%, 25%)
HSV	hsv(249, 79%, 42%)
CMYK	cmyk(67.3%, 78.5%, 0%, 58%)
CIE-LAB	lab(15.65, 32.30, -46.63)
CIE-LCH	lch(15.65, 56.72, 304.71°)
OKLab	oklab(28.7% 0.0235 -0.1346)
OKLCH	oklch(28.7% 0.137 279.9)
XYZ	xyz(3.6525, 2.0314, 14.1067)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23176B #5F6B17

analogous

#17356B #23176B #4D176B

triadic

#23176B #6B2317 #176B23

tetradic

#23176B #6B1735 #5F6B17 #176B4D

square

#23176B #6B1735 #5F6B17 #176B4D

split-complementary

#23176B #6B4D17 #356B17

monochromatic

#080519 #130C39 #23176B #33229D #442DD0

Accessibility & contrast

On white

14.93

#23176B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#23176B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23176B

14.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23176B	#FFFFFF	#000000	##FFFFFF
##23176B	1.00	14.93	1.41	14.93
#FFFFFF	14.93	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A6D

Deuteranopia (green-blind)

#002469

Tritanopia (blue-blind)

#002F40

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #23176b;
/* rgb */ color: rgb(35, 23, 107);
/* oklch */ color: oklch(28.7% 0.137 279.9);

Tailwind

colors: {
  custom: {
    50: '#695696',
    500: '#23176b',
    950: '#000000',
  },
}

SCSS

$custom: #23176b;
$custom-light: #695696;
$custom-dark: #000000;

JSON

{
  "hex": "#23176b",
  "rgb": {
    "r": 35,
    "g": 23,
    "b": 107
  },
  "hsl": {
    "h": 248.571,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.287,
    "c": 0.13661,
    "h": 279.9
  },
  "luminance": 0.02032
}

Semantic roles & 50–950 ramp

primary

#23176B

secondary

#93A13D

accent

#E840D0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #23176B

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

Preview Lab → · Contrast checker → · Palette generator →