#3D2B31
Closest named color: Space Cadet (#2B2D42). oklch(31.2% 0.028 357.1), rgb(61, 43, 49).
Aa
White text reads best on this color (13.22:1).
About this color
#3D2B31 is a dark close to neutral grey. In OKLCH its lightness is 31%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Space Cadet (#2B2D42), ΔE 0.043 away. White text reads best on it, at 13.22:1.
| Hue family | Neutrals |
| Lightness | dark (31%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.22:1 |
Values
| HEX | #3D2B31 |
| RGB | rgb(61, 43, 49) |
| HSL | hsl(340, 17%, 20%) |
| OKLCH | oklch(31.2% 0.028 357.1) |
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 #3D2B31 | 13.22:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #3D2B31 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #3D2B31 text on white | 13.22:1 | AAA | Lc 99.5 | Preferred for body text |
| #3D2B31 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
#F8F4F5
oklch(97.1% 0.004 360)
-
Step 100
100
#F0E7EA
oklch(93.6% 0.011 354.9)
-
Step 200
200
#E4D4D9
oklch(88.4% 0.019 356.5)
-
Step 300
300
#D4B8C1
oklch(80.9% 0.034 356.5)
-
Step 400
400
#BD93A1
oklch(70.7% 0.054 356.7)
-
Step 500
500
#AC788A
oklch(63.1% 0.069 356.8)
-
Step 600
600
#976174
oklch(55.7% 0.074 357.1)
-
Step 700
700
#815061
oklch(49.2% 0.069 357.6)
-
Step 800
800
#69424F
oklch(42.8% 0.057 358.2)
-
Step 900
900
#553842
oklch(37.8% 0.044 357.1)
-
Step 950
950 (this color)
#3D2B31
oklch(31.2% 0.028 357.1)
#3D2B31 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) | #2D2E31 | 0.031 |
| Deuteranopia (no green cones) | #313131 | 0.028 |
| Tritanopia (no blue cones) | #402A2D | 0.008 |
| Achromatopsia (no color) | #303030 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D2B31
#3D2B31
oklch(31.2% 0.028 357.1)
- #213631
#213631
oklch(31.3% 0.028 177.7)
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 #3D2B31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.043
- Gunmetal #293241 ΔE 0.043
- Onyx #343A40 ΔE 0.048
- Jet #212529 ΔE 0.060
- Charcoal Grey #3C4142 ΔE 0.068
- Oxford Blue #1B263B ΔE 0.068
- Dark #1B2431 ΔE 0.069
- Dark Blue Grey #1F3B4D ΔE 0.070
Use #3D2B31 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.