#4F181F
Closest named color: Burgundy (#610023). oklch(29.9% 0.083 16.1), rgb(79, 24, 31).
Aa
White text reads best on this color (14.16:1).
About this color
#4F181F is a dark, moderately saturated red. In OKLCH its lightness is 30%, its chroma 0.083 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.048 away. White text reads best on it, at 14.16:1.
| Hue family | Reds |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.083) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.48:1 |
| White text | 14.16:1 |
Values
| HEX | #4F181F |
| RGB | rgb(79, 24, 31) |
| HSL | hsl(352, 53%, 20%) |
| OKLCH | oklch(29.9% 0.083 16.1) |
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 #4F181F | 14.16:1 | AAA | Lc -103.4 | Preferred for body text |
| Black text on #4F181F | 1.48:1 | Fails | Lc 0.0 | Not readable |
| #4F181F text on white | 14.16:1 | AAA | Lc 100.3 | Preferred for body text |
| #4F181F text on black | 1.48:1 | 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
#FCE3E3
oklch(93.6% 0.028 17.7)
-
Step 200
200
#FBCBCD
oklch(88.4% 0.055 15.4)
-
Step 300
300
#F9A7AB
oklch(80.9% 0.097 16.2)
-
Step 400
400
#F2737F
oklch(70.8% 0.156 16.1)
-
Step 500
500
#E9445E
oklch(63.1% 0.2 16.3)
-
Step 600
600
#D40E45
oklch(55.6% 0.217 16.1)
-
Step 700
700
#B50038
oklch(49.1% 0.196 16.1)
-
Step 800
800
#95062E
oklch(42.8% 0.168 16)
-
Step 900
900
#771629
oklch(37.6% 0.13 15.8)
-
Step 950
950 (this color)
#4F181F
oklch(29.9% 0.083 16.1)
#4F181F 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) | #25241F | 0.091 |
| Deuteranopia (no green cones) | #332F1E | 0.083 |
| Tritanopia (no blue cones) | #570E1B | 0.022 |
| Achromatopsia (no color) | #2B2B2B | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F181F
#4F181F
oklch(29.9% 0.083 16.1)
- #003536
#003536
oklch(29.8% 0.051 196.8)
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 #4F181F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.048
- Mahogany #4A0100 ΔE 0.052
- Chocolate Brown #411900 ΔE 0.054
- Claret #680018 ΔE 0.057
- Deep Brown #410200 ΔE 0.066
- Reddy Brown #6E1005 ΔE 0.072
- Dark Maroon #3C0008 ΔE 0.075
- Dark Plum #3F012C ΔE 0.076
Use #4F181F 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.