#730B21

A color in the Red, Pink family

#730b21 is a color in the Red, Pink family: RGB(115, 11, 33), HSL(347°, 83%, 25%), CMYK(0%, 90%, 71%, 55%). Closest named color: maroon. Contrast is 11.67:1 on white and 1.8:1 on black. See shades, harmonies and color-blindness simulation.

Color Codes

HEX#730b21
RGBrgb(115 11 33)
RGB (legacy)rgb(115, 11, 33)
RGB %rgb(45% 4% 13%)
HSLhsl(347 83% 25%)
HSV / HSBhsv(347, 90%, 45%)
HWBhwb(347 4% 55%)
CMYKcmyk(0%, 90%, 71%, 55%)
CIELAB (D50)lab(24.15 43.38 18.36)
LCHlch(24.15 47.11 22.94)
OKLaboklab(0.3588 0.1283 0.0405)
OKLCHoklch(0.3588 0.1345 17.54)
Decimal7539489

Properties

Color ToneRed, Pink
Closest named colormaroon ΔE 4
Closest web-safe color#660033
Hue347°
Saturation (HSL / HSV)83% / 90%
Lightness (HSL)25%
Brightness or Value (HSV)45%
Luminance (Rec.601 / Rec.709)17% / 14%
Relative luminance (WCAG)0.0399
Red / Green / Blue115 / 11 / 33

WCAG 2.2 Contrast Ratio

On White (#ffffff)
11.67:1
AA Normal (4.5:1) · PassAA Large (3:1) · PassAAA Normal (7:1) · Pass
On Black (#000000)
1.80:1
AA Normal (4.5:1) · FailAA Large (3:1) · FailAAA Normal (7:1) · Fail
Aa Bb 123

APCA Contrast Lc (reference) — As text on white / black: Lc 95.2 / -7.5 · As background with white / black text: Lc -99 / 8.7

Lightness Scale (OKLCH 50–950)

Eleven steps that change only perceived lightness while keeping hue and chroma — ready to use as design-system color tokens.

Tints (mixed with white)

Shades (mixed with black)

Color Harmonies

Color Vision Deficiency Simulation

Estimated appearance of this color for people with color vision deficiencies (Machado 2009).

Similar Named Colors

Use in CSS

:root {
  --color-brand: #730b21;
  --color-brand-oklch: oklch(35.88% 0.1345 17.54);
}
.text { color: var(--color-brand); }
.background { background-color: var(--color-brand); }
.border { border: 1px solid rgb(115 11 33 / 50%); }
/* Tailwind CSS */
<div class="bg-[#730b21] text-[#730b21] border-[#730b21]">