#4B191B
Closest named color: Chocolate Brown (#411900). oklch(29.2% 0.076 20.7), rgb(75, 25, 27).
Aa
White text reads best on this color (14.44:1).
About this color
#4B191B is a dark, moderately saturated red. In OKLCH its lightness is 29%, its chroma 0.076 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.043 away. White text reads best on it, at 14.44:1.
| Hue family | Reds |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.45:1 |
| White text | 14.44:1 |
Values
| HEX | #4B191B |
| RGB | rgb(75, 25, 27) |
| HSL | hsl(358, 50%, 20%) |
| OKLCH | oklch(29.2% 0.076 20.7) |
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 #4B191B | 14.44:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #4B191B | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #4B191B text on white | 14.44:1 | AAA | Lc 100.8 | Preferred for body text |
| #4B191B text on black | 1.45:1 | 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
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FBE3E2
oklch(93.5% 0.026 20.5)
-
Step 200
200
#F9CDCB
oklch(88.6% 0.05 21.2)
-
Step 300
300
#F6AAA8
oklch(81% 0.09 20.9)
-
Step 400
400
#ED7879
oklch(70.7% 0.145 20.9)
-
Step 500
500
#E34E57
oklch(63% 0.184 20.8)
-
Step 600
600
#CE273D
oklch(55.5% 0.2 20.6)
-
Step 700
700
#B2152F
oklch(49.1% 0.186 20.7)
-
Step 800
800
#911828
oklch(42.8% 0.154 20.6)
-
Step 900
900
#741D24
oklch(37.6% 0.12 20.9)
-
Step 950
950 (this color)
#4B191B
oklch(29.2% 0.076 20.7)
#4B191B 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) | #25231B | 0.082 |
| Deuteranopia (no green cones) | #322D1A | 0.074 |
| Tritanopia (no blue cones) | #53101A | 0.022 |
| Achromatopsia (no color) | #2A2A2A | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B191B
#4B191B
oklch(29.2% 0.076 20.7)
- #003336
#003336
oklch(29.2% 0.05 201.1)
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 #4B191B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.043
- Mahogany #4A0100 ΔE 0.047
- Burgundy #610023 ΔE 0.058
- Deep Brown #410200 ΔE 0.059
- Dark Brown #341C02 ΔE 0.065
- Claret #680018 ΔE 0.066
- Dark Maroon #3C0008 ΔE 0.069
- Dark Plum #3F012C ΔE 0.076
Use #4B191B 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.