#3F2A2D
Closest named color: Space Cadet (#2B2D42). oklch(31.1% 0.032 9.6), rgb(63, 42, 45).
Aa
White text reads best on this color (13.28:1).
About this color
#3F2A2D is a dark, muted red. In OKLCH its lightness is 31%, its chroma 0.032 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.050 away. White text reads best on it, at 13.28:1.
| Hue family | Reds |
| Lightness | dark (31%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.28:1 |
Values
| HEX | #3F2A2D |
| RGB | rgb(63, 42, 45) |
| HSL | hsl(351, 20%, 21%) |
| OKLCH | oklch(31.1% 0.032 9.6) |
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 #3F2A2D | 13.28:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #3F2A2D | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #3F2A2D text on white | 13.28:1 | AAA | Lc 99.6 | Preferred for body text |
| #3F2A2D text on black | 1.58:1 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E6D4D6
oklch(88.5% 0.02 9.8)
-
Step 300
300
#D7B7BB
oklch(80.8% 0.037 9.4)
-
Step 400
400
#C39298
oklch(70.8% 0.06 10.5)
-
Step 500
500
#B2767F
oklch(63.1% 0.076 9.6)
-
Step 600
600
#9D5E68
oklch(55.5% 0.083 9.9)
-
Step 700
700
#864D57
oklch(49% 0.078 9)
-
Step 800
800
#6D4047
oklch(42.7% 0.063 10)
-
Step 900
900
#59363C
oklch(37.7% 0.051 8.6)
-
Step 950
950 (this color)
#3F2A2D
oklch(31.1% 0.032 9.6)
#3F2A2D 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) | #2D2D2D | 0.035 |
| Deuteranopia (no green cones) | #32312D | 0.032 |
| Tritanopia (no blue cones) | #43282B | 0.009 |
| Achromatopsia (no color) | #303030 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F2A2D
#3F2A2D
oklch(31.1% 0.032 9.6)
- #1D3634
#1D3634
oklch(31.2% 0.031 189.2)
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 #3F2A2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.050
- Gunmetal #293241 ΔE 0.050
- Onyx #343A40 ΔE 0.053
- Jet #212529 ΔE 0.062
- Chocolate Brown #411900 ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.071
- Dark #1B2431 ΔE 0.073
- Dark Brown #341C02 ΔE 0.073
Use #3F2A2D 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.