#51463C
Closest named color: Charcoal Grey (#3C4142). oklch(40.2% 0.022 64.4), rgb(81, 70, 60).
Aa
White text reads best on this color (9.16:1).
About this color
#51463C is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.042 away. White text reads best on it, at 9.16:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.29:1 |
| White text | 9.16:1 |
Values
| HEX | #51463C |
| RGB | rgb(81, 70, 60) |
| HSL | hsl(29, 15%, 28%) |
| OKLCH | oklch(40.2% 0.022 64.4) |
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 #51463C | 9.16:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #51463C | 2.29:1 | Fails | Lc 12.8 | Not readable |
| #51463C text on white | 9.16:1 | AAA | Lc 91.1 | Preferred for body text |
| #51463C text on black | 2.29:1 | Fails | Lc -11.2 | 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 800.
-
Step 50
50
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#ECE9E7
oklch(93.6% 0.004 56.4)
-
Step 200
200
#DDD8D4
oklch(88.5% 0.008 61.4)
-
Step 300
300
#C7BFB8
oklch(80.9% 0.013 63.9)
-
Step 400
400
#AA9E94
oklch(70.7% 0.02 62.3)
-
Step 500
500
#958679
oklch(63% 0.026 63.3)
-
Step 600
600
#807062
oklch(55.6% 0.029 63.4)
-
Step 700
700
#6C5E51
oklch(49.2% 0.027 65)
-
Step 800
800 (this color)
#51463C
oklch(40.2% 0.022 64.4)
-
Step 900
900
#484038
oklch(37.7% 0.017 67.3)
-
Step 950
950
#2A2521
oklch(26.9% 0.01 61)
#51463C 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) | #4A463B | 0.012 |
| Deuteranopia (no green cones) | #4C493C | 0.012 |
| Tritanopia (no blue cones) | #554443 | 0.017 |
| Achromatopsia (no color) | #484848 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51463C
#51463C
oklch(40.2% 0.022 64.4)
- #3E4A54
#3E4A54
oklch(40.2% 0.023 243.5)
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 #51463C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.042
- Purple Brown #673A3F ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.055
- Mud Brown #60460F ΔE 0.057
- Onyx #343A40 ΔE 0.067
- Charcoal #264653 ΔE 0.071
- Green Brown #544E03 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.075
Use #51463C 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.