#4B1923
Closest named color: Burgundy (#610023). oklch(29.5% 0.076 10.8), rgb(75, 25, 35).
Aa
White text reads best on this color (14.35:1).
About this color
#4B1923 is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.076 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.054 away. White text reads best on it, at 14.35:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.46:1 |
| White text | 14.35:1 |
Values
| HEX | #4B1923 |
| RGB | rgb(75, 25, 35) |
| HSL | hsl(348, 50%, 20%) |
| OKLCH | oklch(29.5% 0.076 10.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4B1923 | 14.35:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #4B1923 | 1.46:1 | Fails | Lc 0.0 | Not readable |
| #4B1923 text on white | 14.35:1 | AAA | Lc 100.7 | Preferred for body text |
| #4B1923 text on black | 1.46:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#FDF2F3
oklch(97% 0.012 11)
-
Step 100
100
#FBE3E5
oklch(93.6% 0.026 11.9)
-
Step 200
200
#F8CCD1
oklch(88.4% 0.05 10.5)
-
Step 300
300
#F5A9B2
oklch(81% 0.09 11.5)
-
Step 400
400
#EB778A
oklch(70.7% 0.144 11.1)
-
Step 500
500
#E14D6E
oklch(63.1% 0.184 10.8)
-
Step 600
600
#CC2556
oklch(55.5% 0.2 10.7)
-
Step 700
700
#B01346
oklch(49% 0.186 10.9)
-
Step 800
800
#8F163A
oklch(42.6% 0.155 10.6)
-
Step 900
900
#731C32
oklch(37.6% 0.121 10.4)
-
Step 950
950 (this color)
#4B1923
oklch(29.5% 0.076 10.8)
#4B1923 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #242423 | 0.084 |
| Deuteranopia (no green cones) | #312E22 | 0.078 |
| Tritanopia (no blue cones) | #52121D | 0.019 |
| Achromatopsia (no color) | #2A2A2A | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1923
#4B1923
oklch(29.5% 0.076 10.8)
- #003432
#003432
oklch(29.3% 0.051 190.6)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4B1923, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.054
- Mahogany #4A0100 ΔE 0.055
- Chocolate Brown #411900 ΔE 0.055
- Claret #680018 ΔE 0.066
- Deep Brown #410200 ΔE 0.066
- Dark Plum #3F012C ΔE 0.068
- Aubergine #3D0734 ΔE 0.070
- Dark Maroon #3C0008 ΔE 0.072
Use #4B1923 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.