#31272D
Closest named color: Jet (#212529). oklch(28.6% 0.018 341.6), rgb(49, 39, 45).
Aa
White text reads best on this color (14.39:1).
About this color
#31272D is a dark close to neutral grey. In OKLCH its lightness is 29%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.032 away. White text reads best on it, at 14.39:1.
| Hue family | Neutrals |
| Lightness | dark (29%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.45:1 |
| White text | 14.39:1 |
Values
| HEX | #31272D |
| RGB | rgb(49, 39, 45) |
| HSL | hsl(324, 11%, 17%) |
| OKLCH | oklch(28.6% 0.018 341.6) |
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 #31272D | 14.39:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #31272D | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #31272D text on white | 14.39:1 | AAA | Lc 101.2 | Preferred for body text |
| #31272D 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
#F7F5F6
oklch(97.2% 0.002 345.2)
-
Step 100
100
#EDE8EB
oklch(93.6% 0.007 340.4)
-
Step 200
200
#DFD6DB
oklch(88.5% 0.012 342.7)
-
Step 300
300
#CBBBC5
oklch(80.8% 0.023 339.7)
-
Step 400
400
#B099A7
oklch(70.8% 0.033 340.9)
-
Step 500
500
#9D7F91
oklch(63% 0.045 341.8)
-
Step 600
600
#87697B
oklch(55.6% 0.046 342)
-
Step 700
700
#735768
oklch(49.1% 0.045 341.8)
-
Step 800
800
#5D4755
oklch(42.6% 0.037 340.3)
-
Step 900
900
#4D3C46
oklch(37.8% 0.029 342.4)
-
Step 950
950 (this color)
#31272D
oklch(28.6% 0.018 341.6)
#31272D 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) | #27292D | 0.019 |
| Deuteranopia (no green cones) | #2A2A2D | 0.016 |
| Tritanopia (no blue cones) | #322729 | 0.007 |
| Achromatopsia (no color) | #2A2A2A | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31272D
#31272D
oklch(28.6% 0.018 341.6)
- #232D28
#232D28
oklch(28.6% 0.017 163.5)
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 #31272D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.032
- Space Cadet #2B2D42 ΔE 0.038
- Dark #1B2431 ΔE 0.043
- Gunmetal #293241 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.046
- Onyx #343A40 ΔE 0.063
- Dark Brown #341C02 ΔE 0.064
- Chocolate Brown #411900 ΔE 0.069
Use #31272D 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.