#4F313B
Closest named color: Onyx (#343A40). oklch(35.3% 0.046 358.2), rgb(79, 49, 59).
Aa
White text reads best on this color (11.44:1).
About this color
#4F313B is a dark, muted red. In OKLCH its lightness is 35%, its chroma 0.046 and its hue 358°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.053 away. White text reads best on it, at 11.44:1.
| Hue family | Reds |
| Lightness | dark (35%) |
| Chroma | muted (0.046) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.83:1 |
| White text | 11.44:1 |
Values
| HEX | #4F313B |
| RGB | rgb(79, 49, 59) |
| HSL | hsl(340, 23%, 25%) |
| OKLCH | oklch(35.3% 0.046 358.2) |
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 #4F313B | 11.44:1 | AAA | Lc -100.0 | Preferred for body text |
| Black text on #4F313B | 1.83:1 | Fails | Lc 7.6 | Not readable |
| #4F313B text on white | 11.44:1 | AAA | Lc 96.3 | Preferred for body text |
| #4F313B text on black | 1.83:1 | 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 900.
-
Step 50
50
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7EA
oklch(93.6% 0.011 354.9)
-
Step 200
200
#E5D4D9
oklch(88.5% 0.02 357.7)
-
Step 300
300
#D4B8C0
oklch(80.9% 0.034 358.7)
-
Step 400
400
#BE93A0
oklch(70.7% 0.054 358.6)
-
Step 500
500
#AD7889
oklch(63.1% 0.07 358.4)
-
Step 600
600
#986073
oklch(55.6% 0.077 358)
-
Step 700
700
#824F60
oklch(49.1% 0.072 358.6)
-
Step 800
800
#69414F
oklch(42.6% 0.059 357.3)
-
Step 900
900 (this color)
#4F313B
oklch(35.3% 0.046 358.2)
-
Step 950
950
#322026
oklch(26.8% 0.03 357.6)
#4F313B 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) | #35363B | 0.049 |
| Deuteranopia (no green cones) | #3C3C3A | 0.047 |
| Tritanopia (no blue cones) | #542F34 | 0.014 |
| Achromatopsia (no color) | #3A3A3A | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F313B
#4F313B
oklch(35.3% 0.046 358.2)
- #1D433B
#1D433B
oklch(35.2% 0.046 177.9)
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 #4F313B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.053
- Charcoal Grey #3C4142 ΔE 0.055
- Purple Brown #673A3F ΔE 0.057
- Gunmetal #293241 ΔE 0.069
- Space Cadet #2B2D42 ΔE 0.072
- Dark Blue Grey #1F3B4D ΔE 0.081
- Charcoal #264653 ΔE 0.085
- Dark Grey Blue #29465B ΔE 0.087
Use #4F313B 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.